{"product_id":"matrix-1s-brushless-flight-controller-5in1-ii","title":"Matrix 1S Brushless Flight Controller (5IN1 II)","description":"\u003cdiv style=\"text-align: start;\"\u003e\n\u003cp\u003eThe Matrix 1S 5IN1 II Brushless Flight Controller is the next-generation flight controller engineered for pilots who refuse to compromise. Building on the proven all-in-one design, it delivers a substantial leap in both performance and durability. Experience the raw power of a 12A continuous ESC, the crash-proof confidence of 3-point mounting, and the build flexibility of Plug \u0026amp; Play or DIY versions. This is the durable, high-output core for your most demanding 1S whoop builds.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eNote: \u003cspan\u003eDue to the shortage of IMU chip ICM42688, BETAFPV team has found new IMU chips including ICM42622, BMI270,\u003c\/span\u003e\u003cspan\u003e and LSM6DSK320X, \u003c\/span\u003e\u003cspan\u003eand built \u003ca href=\"https:\/\/support.betafpv.com\/hc\/en-us\/articles\/54655791332761-Firmware-for-Matrix-1S-Brushless-Flight-Controller-5IN1-II\" rel=\"noopener\" target=\"_blank\"\u003ecompatible firmwares\u003c\/a\u003e. Extensive testing confirms they all meet our strict quality standards.\u003c\/span\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003e\u003cspan\u003eBetaflight has not yet released official firmwares compatible with some of the IMU chips, so please do not flash the official Betaflight firmware and pay attention to future support updates.\u003c\/span\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Matrix 1S 5IN1 II Brushless Flight Controller\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller.jpg?v=1769766804\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"text-align: left;\"\u003e Attention\u003c\/h2\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003eFlight controllers are covered for manufacturer defects. Issues arising from user errors, physical crash damage, damage during installation or dismantling, modifications, power surges, electrical fires, or water exposure are not covered.\u003c\/li\u003e\n\u003cli\u003eVTX Power: Higher VTX power consumes more energy and generates more heat, reducing flight time. For better flight time in indoor scenarios, use 25~100mW power.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVTX Antenna: Connect and install the image transmission antenna before powering on the flight control. Alternatively, set transmission power to 0 to avoid burnout.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003eBullet Points\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAll-in-One Integration: Combines the FC, ESC, OSD, Serial ELRS 2.4GHz RX, and a 5.8GHz 400mW VTX into a single, compact unit.\u003c\/li\u003e\n\u003cli\u003eUpgraded 12A Continuous ESC: Delivers 12A continuous current (18A peak) for powerful propulsion.\u003c\/li\u003e\n\u003cli\u003eEnhanced Durability: Features a robust 3-point mounting system and a 1.0mm thick PCB to absorb crash impacts and protect core components.\u003c\/li\u003e\n\u003cli\u003eFlexible Build Options: Available in both Solder-free and Solder-required versions to suit any skill level or weight preference. Features larger solder pads for easier, more reliable custom wiring.\u003c\/li\u003e\n\u003cli\u003eAdvanced Core Components: Built around a powerful G473 processor for precise racing and complex freestyle maneuvers.\u003c\/li\u003e\n\u003cli\u003eOptimized Layout: A refined component arrangement improves durability and overall reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ch3\u003eFC\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eMCU: STM32G473C\u003c\/span\u003e\u003cspan\u003eEU6\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGyro: ICM42688P \/ ICM42622 \/ BMI270 \/ LSM6DSK320X\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBlackbox memory: 16MB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSensor: Voltage \u0026amp; Current\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBEC: 5V, Max 3A\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUART: UART 1, UART 2 (For VTX), UART 3 (For RX), UART 4 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBetaFlight OSD: AT7456E\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eESC: 12A continuous\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRX:Serial ELRS 2.4GHz (V3.4.3)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVTX: 5.8GHz 48 channels, Max 400mW\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFC \u003c\/span\u003e\u003cspan\u003efirmware: Betaflight_4.5.3_BETAFPVG473_V2\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUSB port: SH1.0-4Pin\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotor connector: JST1.25\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBattery connector: BT2.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMounting hole size: 26mm x 26mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWei\u003c\/span\u003e\u003cspan\u003eght: 4.1±0.1g (solder-free), 3.76g (soldered-required)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eESC\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003ePower inpu\u003c\/span\u003e\u003cspan\u003et: 1S Only\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCurrent: 12A continuous, 18A peak\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eESC firmware: A_X_5_96KHz_V0.19.hex for BB51 Bluejay firmware\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital signal protocol: DShot300, DShot600\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVTX\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOutput power: 25\/100\/200\/400\/PIT\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency: 5.8GHz 48 channels, with Raceband: 5658~5917MHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChannel SEL: SmartAudio2.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModulation type: FM\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency control: PLL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAll harmonic: Max -50dBm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency stability: ±100KHz (Typ.)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency precision: ±200KHz (Typ.)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChannel carrier error: ±1.5dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAntenna port: 50 Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOperating temperature: -10℃~80℃\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDiagram\u003c\/h2\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"Matrix 1S 5IN1 II Brushless Flight Controller top front gyro update\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_top_front_gyro_update_600x600.jpg?v=1777532692\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_bottom_front_600x600.jpg?v=1769053662\" alt=\"Matrix 1S 5IN1 II Brushless Flight Controller bottom front\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eUpgraded 12A Continuous ESC\u003c\/h2\u003e\n\u003cp\u003eThe Matrix 5IN1 II features a significantly more powerful ESC, upgraded from 5A to a robust 12A continuous current (18A peak) to meet the high surge demands of 1S whoops. This increase was achieved by integrating 12 MOS tubes directly onto the board through rigorous testing. Paired with gold-plated motor connectors, it ensures superior conductivity and power delivery, providing stronger, more responsive propulsion.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Matrix 1S 5IN1 II Brushless Flight Controller 12A ESC\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_12A_ESC.jpg?v=1769766842\"\u003e\u003c\/p\u003e\n\u003ch2\u003eEnhanced Durability \u0026amp; Crash Protection\u003c\/h2\u003e\n\u003cp\u003eDeveloped in response to community feedback on crash reliability, the board now features a 3-point mounting system. This design creates essential cushioning space during impacts, reducing stress on core components and lowering the damage rate by up to 80%. Combined with a 1.0mm thickened PCB and an optimized component layout, the Matrix 5IN1 II is built to survive hard crashes.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_durability.jpg?v=1769580703\" alt=\"Matrix 1S 5IN1 II Brushless Flight Controller durability\"\u003e\u003c\/p\u003e\n\u003ch2\u003eTwo Build Options: Solder-free Or Solder-required\u003c\/h2\u003e\n\u003cp\u003eTo suit different builders, the Matrix 5IN1 II is available in two versions: solder-free and solder-required. The solder-free version has motor connectors and power cable pre-soldered for quick and easy installation, while the solder-required version includes the gold-plated JST1.25 connectors and BT2.0 U cable in the package for custom wiring. Larger solder pads allows direct soldering to save weight.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_solder-free_and_solder_required.jpg?v=1769580748\" alt=\"Matrix 1S 5IN1 II Brushless Flight Controller solder-free and solder required\"\u003e\u003c\/p\u003e\n\u003ch2\u003eMatrix 5IN1 II vs. Matrix 5IN1 vs. Air 5IN1\u003c\/h2\u003e\n\u003cp\u003eAll three flight controllers share the same core MCU, OSD, RX, and VTX. The Matrix 5IN1 II is the next-generation balance, blending the durable 1mm-thick board and larger solder pads of the Matrix series with a remarkably lightweight design—adding only 0.16g compared to the Air 5IN1. It stands out with its 12A continuous (18A peak) ESC, gold-plated connectors, and three-point mounting, delivering superior power and the most robust crash protection for high-performance builds.\u003c\/p\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\n\u003ctable border=\"0\" cellspacing=\"0\" style=\"width: 100%; height: 680.985px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 64.5469px;\"\u003e\n\u003ctd valign=\"center\" style=\"width: 25.0896%; height: 64.5469px;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" style=\"width: 25.9857%; height: 64.5469px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cstrong\u003eMatrix 5IN1 II\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" style=\"width: 26.1649%; height: 64.5469px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003ca href=\"https:\/\/betafpv.com\/products\/matrix-1s-brushless-flight-controller\"\u003e\u003cstrong\u003eMatrix 5IN1\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" style=\"width: 22.7599%; height: 64.5469px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003ca href=\"https:\/\/betafpv.com\/products\/air-brushless-flight-controller?variant=41142912745606\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eAir 5IN1\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.8594px;\"\u003e\n\u003ctd style=\"width: 25.0896%; height: 41.8594px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eMCU\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 74.9104%; height: 41.8594px;\" colspan=\"3\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003eSTM32G473CEU6\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77.2188px;\"\u003e\n\u003ctd style=\"width: 25.0896%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eOSD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"width: 74.9104%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003eBetaFlight OSD: AT7456E\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77.2188px;\"\u003e\n\u003ctd style=\"width: 25.0896%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eBlackbox Memory\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"width: 74.9104%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003e16M\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.8594px;\"\u003e\n\u003ctd valign=\"center\" style=\"width: 25.0896%; height: 41.8594px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eRX\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" colspan=\"3\" style=\"width: 74.9104%; height: 41.8594px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003eOnboard serial ELRS 2.4GHz\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.8594px;\"\u003e\n\u003ctd style=\"width: 25.0896%; height: 41.8594px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eVTX\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"height: 41.8594px; width: 74.9104%;\" colspan=\"3\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003eOnboard 5.8GHz 48 channels, 400mW\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 64.5469px;\"\u003e\n\u003ctd valign=\"center\" style=\"width: 25.0896%; height: 64.5469px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eCircuit Board Thickness\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" colspan=\"2\" style=\"width: 52.1505%; height: 64.5469px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e1.0mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"center\" style=\"width: 22.7599%; height: 64.5469px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003e0.8mm\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77.2188px;\"\u003e\n\u003ctd style=\"width: 25.0896%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\"\u003eESC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.9857%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e1S, 12A\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 26.1649%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e1S, 5A\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 22.7599%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003e1S, 5A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77.2188px;\"\u003e\n\u003ctd style=\"width: 25.0896%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eMotor Connector\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.9857%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003eGold plated JST1.25\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 26.1649%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003eJST1.25\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 22.7599%; height: 77.2188px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003e-\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 117.438px;\"\u003e\n\u003ctd style=\"width: 25.0896%; height: 117.438px;\"\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eWeight (VTX antenna excluded)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 25.9857%; height: 117.438px;\"\u003e\n\u003cdiv\u003e4.13g (solder-free)\u003c\/div\u003e\n\u003cp class=\"p\" align=\"center\"\u003e3.76g (solder-required)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 26.1649%; height: 117.438px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003e3.92g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 22.7599%; height: 117.438px;\"\u003e\n\u003cp class=\"p\" align=\"center\"\u003e\u003cspan\u003e3.60g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSerial ELRS 2.4G RX\u003c\/h2\u003e\n\u003cp\u003eSerial ELRS 2.4G RX uses the Crossfire serial protocol (CRSF protocol) to communicate between the receiver and the flight controller board. So the Serial ELRS 2.4G RX is available to support upgrading to ELRS V3.0 with no need to flash Betaflight flight controller firmware. Enter binding status by power on\/off three times.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlugin and unplug the flight controller three times;\u003c\/li\u003e\n\u003cli\u003eMake sure the RX LED is doing a quick double blink, which indicates the receiver is in bind mode;\u003c\/li\u003e\n\u003cli\u003eMake sure the RF TX module or radio transmitter enters binding status, which sends out a binding pulse;\u003c\/li\u003e\n\u003cli\u003eIf the receiver has a solid light, it's bound.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Serial ELRS 2.4G RX can be updated via Wi-Fi or Betaflight serial passthrough. Here is the way to update the Serial ELRS 2.4G RX firmware through passthrough.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlug in your FC to your computer, connect to ExpressLRS Configurator instead of Betaflight Configurator;\u003c\/li\u003e\n\u003cli\u003eChoose target \"BETAFPV 2.4GHz AIO RX\";\u003c\/li\u003e\n\u003cli\u003eFlash using the B\u003cspan\u003eetaflight\u003c\/span\u003e\u003cspan\u003ePassthrough option in ExpressLRS Configurator.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #b3b3b3;\"\u003e\u003cem\u003e\u003ca style=\"color: #b3b3b3;\" href=\"https:\/\/support.betafpv.com\/hc\/en-us\/articles\/4404231679129-How-to-Flash-Firmware-of-ELRS-RX-TX\"\u003eHow to flash firmware via Wi-Fi here.\u003c\/a\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eBetaflight Firmware and CLI\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(64, 64, 64);\"\u003e\u003cspan\u003eBetaflight official developers recommend using version 42688 of the gyroscope, and many issues with ICM42688 have been fixed in version 4.5.3. Please learn more from version 4.5.3.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFC firmware: \u003ca href=\"https:\/\/support.betafpv.com\/hc\/en-us\/articles\/54655791332761-Firmware-for-Matrix-1S-Brushless-Flight-Controller-5IN1-II\"\u003eBetaflight_4.5.3_BETAFPVG473_V2, download the firmware and CLI dump file\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eReference link: \u003c\/span\u003e\u003ca href=\"https:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.5.3\"\u003e\u003cspan\u003ehttps:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.5.3\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBluejay ESC Firmware\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eWith BB51 ESC solution, Matrix 1S Brushless Flight Controller is based on A_X_5_96KHz_V0.19.hex for BB51 Bluejay hardware, it supports D-shot300, D-shot600, and even RPM filtering in Betaflight, offers 24KHz, 48KHz, and 96KHz fixed PWM frequency for options, and custom start-up melodies. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/github.com\/bird-sanctuary\/bluejay\" class=\"rte__image\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/1_f1e8c5ed-49a0-488e-8ba6-74c3ff08aa56_160x160.png?v=1668162831\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDO NOT flash the firmware with a shorter interval, \u003c\/strong\u003eotherwise, there will be a certain chance of stalling and burning the flight controller.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eESC-Configurator:\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/preview.esc-configurator.com\/\"\u003ehttps:\/\/preview.esc-configurator.com\/\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/4712\/BLHeliSuite\/releases\/tag\/16714903\"\u003e\u003cspan\u003eDownload BLHeliSuite16714903\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/bird-sanctuary\/bluejay\/releases\"\u003e\u003cspan\u003eDownload the Bluejay ESC firmware. Please choose A_X_5_96KHz_V0.19.hex\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/1_25da6bbc-08db-453a-b88a-6661e8912804.jpg?v=1719281251\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eHow to Use Serial Ports, Intergrated RX and VTX\u003c\/h2\u003e\n\u003cp\u003ePlease note that by default, UART2 is connected to the VTX and UART3 is connected to the RX. To release UART3, please remove the resistor. Additionally, this FC reserves 2 complete full-featured serial ports that can be used for external CRSF\/SBUS receivers, GPS, HD VTX, or other serial devices. You can refer to the below pictures. \u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_connection_diagram_1024x1024.jpg?v=1769569778\" alt=\"Matrix 1S 5IN1 II Brushless Flight Controller connection diagram\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch2\u003eRecommended Parts\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDrones: \u003ca href=\"https:\/\/betafpv.com\/products\/air65-ii-brushless-whoop-quadcopter\"\u003eAir65 II\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/products\/air75-ii-brushless-whoop-quadcopter\"\u003eAir75 II\u003c\/a\u003e,  \u003ca href=\"https:\/\/betafpv.com\/products\/air65-brushless-whoop-quadcopter\"\u003eMeteor65 Pro\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/products\/air75-brushless-whoop-quadcopter\"\u003eMeteor75 Pro\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrames: \u003ca href=\"https:\/\/betafpv.com\/products\/air65-champion-brushless-whoop-frame\"\u003eAir65 Champion Frame\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/products\/air65-ii-brushless-whoop-frame\"\u003eAir65 II Frame\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/products\/air75-ii-brushless-whoop-frame\"\u003eAir75 II Frame\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/collections\/frame\/products\/meteor65-pro-frame-kit\"\u003eMeteor65 Pro Frame\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/collections\/frame\/products\/meteor75-pro-brushless-whoop-frame\"\u003eMeteor75 Pro Frame\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotors: \u003ca href=\"https:\/\/betafpv.com\/collections\/motors\/products\/0702-brushless-motors\"\u003e0702\/0702SE Motors\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/collections\/motors\/products\/0802se-22000kv-brushless-motors\"\u003e0802\/0802SE Motors\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/collections\/motors\/products\/1102-13500kv-brushless-motors\"\u003e1102 Motors\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCamera: \u003ca href=\"https:\/\/betafpv.com\/products\/c03-fpv-micro-camera\"\u003eC03 Micro Camera\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eMatrix 1S 5IN1 II Brushless Flight Controller (Solder-free Version)\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 * Matrix 1S 5IN1 II Brushless Flight Controller (Solder-free Version)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 * Type-C to SH1.0 Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 * SH1.0-4Pin Adapter Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1 * 5.8G Antenna\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 * M1.2*4 Self-tapping Screws\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 * M1.4*5 Self-tapping Screws\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 * Shock Absorbing Balls\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_soldered_package_600x600.jpg?v=1769053599\" alt=\"Matrix 1S 5IN1 II Brushless Flight Controller soldered package\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cspan\u003eMatrix 1S 5IN1 II Brushless Flight Controller (Solder-required Version)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 * Matrix 1S 5IN1 II Brushless Flight Controller (Solder-required Version)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 * JST 1.25mm Gold Plated Connectors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1 * BT2.0 U Cable\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 * Type-C to SH1.0 Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 * SH1.0-4Pin Adapter Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1 * 5.8G Antenna\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 * M1.2*4 Self-tapping Screws\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 * M1.4*5 Self-tapping Screws\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 * Shock Absorbing Balls\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/Matrix_1S_5IN1_II_Brushless_Flight_Controller_unsoldered_package_600x600.jpg?v=1769053619\" alt=\"Matrix 1S 5IN1 II Brushless Flight Controller unsoldered package\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Rising Sun FPV","offers":[{"title":"Solder Free","offer_id":48580887740641,"sku":"01040020_1","price":63.0,"currency_code":"USD","in_stock":true},{"title":"Solder Required","offer_id":48580887773409,"sku":"01040020_2","price":63.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0003\/8859\/5740\/files\/BetaFPV_Matrix_V2_Plug.jpg?v=1782128195","url":"https:\/\/risingsunfpv.com\/products\/matrix-1s-brushless-flight-controller-5in1-ii","provider":"Rising Sun FPV","version":"1.0","type":"link"}