{"product_id":"air-brushless-flight-controller","title":"BETAFPV Air Brushless Flight Controller 1S STM32G473 ICM42688P 4IN1\/5IN1 5.8GHz VTX","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe \u003ca href=\"https:\/\/rcdrone.top\/collections\/betafpv\" title=\"BETAFPV\"\u003eBETAFPV\u003c\/a\u003e Air Brushless Flight Controller is a 1S flight controller designed for ultralight whoop builds, available in 4IN1 and 5IN1 versions. It uses the STM32G473CEU6 processor (168MHz) and an ICM42688P (SPI) 6-axis IMU, and it integrates an onboard 5.8GHz VTX (25-400mW, plus PIT) to reduce wiring and weight.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUltra-thin board: 0.8mm\u003c\/li\u003e\n\u003cli\u003eWeight: 2.9g (4IN1) \/ 3.6g (5IN1)\u003c\/li\u003e\n\u003cli\u003eVersions: 4IN1 (FC+ESC+OSD+VTX) or 5IN1 (FC+ESC+OSD+VTX+RX)\u003c\/li\u003e\n\u003cli\u003eOnboard VTX: 5.8GHz 48 channels, SmartAudio 2.0, 25\/100\/200\/400\/PIT\u003c\/li\u003e\n\u003cli\u003eBuilt-in ESC: 5A continuous, supports D-shot300 and D-shot600\u003c\/li\u003e\n\u003cli\u003eBlackbox memory: up to 16MB\u003c\/li\u003e\n\u003cli\u003eVoltage \u0026amp; current sensor\u003c\/li\u003e\n\u003cli\u003e5V BEC: 5V 3A (output current decreases as temperature increases)\u003c\/li\u003e\n\u003cli\u003eExtra serial port resources: UART2 is connected to VTX by default; 3 full-featured serial ports are reserved for external CRSF\/SBUS receivers, GPS, HD VTX, or other serial devices\u003c\/li\u003e\n\u003cli\u003e5IN1 version includes Serial ELRS 2.4G RX (V3.4.3), using CRSF protocol\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ch3\u003eFlight Controller (FC)\u003c\/h3\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.9g (4IN1 Version) \/ 3.6g (5IN1 Version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hole Size\u003c\/td\u003e\n\u003ctd\u003e26mm x 26mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCPU\u003c\/td\u003e\n\u003ctd\u003eSTM32G473CEU6 (168MHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSix-Axis (IMU)\u003c\/td\u003e\n\u003ctd\u003eICM42688P (SPI connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlackbox Memory\u003c\/td\u003e\n\u003ctd\u003e16MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor\u003c\/td\u003e\n\u003ctd\u003eVoltage \u0026amp; Current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5V BEC\u003c\/td\u003e\n\u003ctd\u003e5V 3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Port\u003c\/td\u003e\n\u003ctd\u003eSH1.0 4-Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in ESC\u003c\/td\u003e\n\u003ctd\u003e5A continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRX\u003c\/td\u003e\n\u003ctd\u003eSerial ELRS 2.4G (V3.4.3) (Only 5IN1 Version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4IN1 Version Integration\u003c\/td\u003e\n\u003ctd\u003eFC + ESC + OSD + VTX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5IN1 Version Integration\u003c\/td\u003e\n\u003ctd\u003eFC + ESC + OSD + VTX + RX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eESC\u003c\/h3\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e1S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC Firmware Version\u003c\/td\u003e\n\u003ctd\u003eBetaflight_4.5.0_BETAFPVG473\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESC Firmware\u003c\/td\u003e\n\u003ctd\u003eA_X_5_96KHz_V0.19.hex for BB51 Bluejay hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Support\u003c\/td\u003e\n\u003ctd\u003eD-shot300, D-shot600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eVTX\u003c\/h3\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e25 \/ 100 \/ 200 \/ 400 \/ PIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e5.8GHz, 48 channels, Raceband: 5658~5917MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Control\u003c\/td\u003e\n\u003ctd\u003eSmartAudio 2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation Type\u003c\/td\u003e\n\u003ctd\u003eFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Control\u003c\/td\u003e\n\u003ctd\u003ePLL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll Harmonic\u003c\/td\u003e\n\u003ctd\u003eMax -50dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Stability\u003c\/td\u003e\n\u003ctd\u003e±100KHz (Typ.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Precision\u003c\/td\u003e\n\u003ctd\u003e±200KHz (Typ.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Carrier Error\u003c\/td\u003e\n\u003ctd\u003e±1.5dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna Port\u003c\/td\u003e\n\u003ctd\u003e50 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-10°C~+80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eVTX Output Power Test Data (25mW Setting)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCalibrated measurement condition: more than 60 seconds after powering on the flight controller\u003c\/li\u003e\n\u003cli\u003eAt 25mW setting: 14dBm ±0.8dBm (21mW to 30mW)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eR1 (5658)\u003c\/td\u003e\n\u003ctd\u003eR3 (5732)\u003c\/td\u003e\n\u003ctd\u003eR5 (5806)\u003c\/td\u003e\n\u003ctd\u003eR7 (5880)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstant Test (dBm)\u003c\/td\u003e\n\u003ctd\u003e16.27 (42mW)\u003c\/td\u003e\n\u003ctd\u003e16.61 (45mW)\u003c\/td\u003e\n\u003ctd\u003e14.98 (31mW)\u003c\/td\u003e\n\u003ctd\u003e15.45 (35mW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAfter 60S Test (dBm)\u003c\/td\u003e\n\u003ctd\u003e13.56 (22mW)\u003c\/td\u003e\n\u003ctd\u003e13.66 (23mW)\u003c\/td\u003e\n\u003ctd\u003e13.22 (21mW)\u003c\/td\u003e\n\u003ctd\u003e13.72 (24mW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cul\u003e\u003cli\u003eThe 4IN1 Air FC V1.1 version has already solved the VTX output power anomaly problem.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSetup Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVTX power: higher VTX power consumes more energy and generates more heat, reducing flight time. For indoor use, 25~100mW is recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/rcdrone.top\/collections\/drone-motor\" title=\"Drone Motor\"\u003eMotor\u003c\/a\u003e wiring: only soldering is supported. Keep soldering iron temperature below 370°C and limit soldering duration to 1~2 seconds.\u003c\/li\u003e\n\u003cli\u003eVTX antenna: install the 5.8G VTX antenna before powering on the flight controller; alternatively set transmission power to 0 to avoid burnout.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSerial ELRS 2.4G RX (5IN1 Version)\u003c\/h2\u003e\u003cp\u003eThe integrated Serial ELRS 2.4G RX communicates using CRSF protocol. Binding method:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePower on\/off the flight controller three times.\u003c\/li\u003e\n\u003cli\u003eRX LED quick double-blink indicates bind mode.\u003c\/li\u003e\n\u003cli\u003ePut the RF TX module \/ radio transmitter into bind mode.\u003c\/li\u003e\n\u003cli\u003eSolid RX LED indicates bound.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe Serial ELRS 2.4G RX can be updated via Wi-Fi or Betaflight serial passthrough. Passthrough notes provided:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnect FC to computer, but do not connect to Betaflight Configurator.\u003c\/li\u003e\n\u003cli\u003eChoose target: BETAFPV 2.4GHz AIO RX.\u003c\/li\u003e\n\u003cli\u003eFlash using the Betaflight Passthrough option in ExpressLRS Configurator.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFirmware\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFC firmware: Betaflight_4.5.0_BETAFPVG473\u003c\/li\u003e\n\u003cli\u003eBetaflight release reference: \u003ca href=\"https:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.5.0\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.5.0\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eFirmware and CLI dump: \u003ca href=\"https:\/\/support.betafpv.com\/hc\/en-us\/articles\/33840464515353-Firmware-for-Air-FC-G4-V1\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/support.betafpv.com\/hc\/en-us\/articles\/33840464515353-Firmware-for-Air-FC-G4-V1\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eBluejay ESC Firmware Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBB51 ESC solution reference: A_X_5_96KHz_V0.19.hex for BB51 Bluejay hardware\u003c\/li\u003e\n\u003cli\u003eDo not flash the firmware with a shorter interval; otherwise there is a chance of stalling and burning the flight controller.\u003c\/li\u003e\n\u003cli\u003eReferenced tools and pages:\n    \u003cul\u003e\n\u003cli\u003eESC-Configurator: \u003ca href=\"https:\/\/preview.esc-configurator.com\/\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/preview.esc-configurator.com\/\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eBluejay project: \u003ca href=\"https:\/\/github.com\/bird-sanctuary\/bluejay\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/github.com\/bird-sanctuary\/bluejay\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eBluejay releases: \u003ca href=\"https:\/\/github.com\/bird-sanctuary\/bluejay\/releases\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/github.com\/bird-sanctuary\/bluejay\/releases\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eBLHeliSuite16714903: \u003ca href=\"https:\/\/github.com\/4712\/BLHeliSuite\/releases\/tag\/16714903\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/github.com\/4712\/BLHeliSuite\/releases\/tag\/16714903\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdditional Bluejay .hex filenames shown: A_X_5_48_v0.19.2.hex, A_X_5_96_v0.19.2.hex, A_X_70_24_v0.19.2.hex\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eConnecting External RX\/VTX (Ports Guidance)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAnalog VTX: set UART2 peripherals as VTX (TBS SmartAudio).\u003c\/li\u003e\n\u003cli\u003eReceiver: configure UART3 as Serial RX.\u003c\/li\u003e\n\u003cli\u003eReceiver protocol examples shown:\n    \u003cul\u003e\n\u003cli\u003eSBUS Protocol RX: Frsky XM+ \/ Futaba AC900 \/ Flysky RX2A Pro\u003c\/li\u003e\n\u003cli\u003eCRSF Protocol RX: TBS Nano \/ ELRS Series RX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRecommended Parts\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDrones: Air65, Air75\u003c\/li\u003e\n\u003cli\u003eFrames: Air65, Air75, Meteor65, Meteor65 Pro, Meteor75 Pro\u003c\/li\u003e\n\u003cli\u003eMotors: 0702\/0702SE, 0802\/0802SE, 1102\u003c\/li\u003e\n\u003cli\u003eReceiver (for 4IN1 or external RX use): ELRS Lite Receiver, ELRS Nano Receiver\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 x Air Brushless Flight Controller\u003c\/li\u003e\n\u003cli\u003e1 x 2.4G antenna (only 5IN1 version)\u003c\/li\u003e\n\u003cli\u003e1 x Type-C to SH1.0 adapter\u003c\/li\u003e\n\u003cli\u003e1 x SH1.0 4Pin adapter cable\u003c\/li\u003e\n\u003cli\u003e1 x 5.8G VTX antenna\u003c\/li\u003e\n\u003cli\u003e1 x BT2.0 U Whoop Cable Pigtail (40mm)\u003c\/li\u003e\n\u003cli\u003e4 x M1.4*4 self-tapping screws\u003c\/li\u003e\n\u003cli\u003e4 x shock absorbing ball\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor wiring, configuration, or firmware support, contact \u003ca href=\"https:\/\/rcdrone.top\/\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/rcdrone.top\/\u003c\/a\u003e or email support@rcdrone.top.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"BETAFPV Air Brushless Flight Controller 1S ultralight whoop FC, 4IN1\/5IN1 boards with onboard 5.8GHz VTX\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller.jpg?v=1777647850\"\u003e\u003cp\u003eBuilt for ultralight 1S whoop setups, the Air Brushless FC combines core flight electronics with an onboard 5.8GHz VTX to keep wiring and weight down.\u003c\/p\u003e\n\u003cimg alt=\"VTX 25mW output power test results table across Raceband channels R1, R3, R5, and R7\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_e4154970-b566-490a-9051-96c4ec722338.jpg?v=1777647857\"\u003e\u003cp\u003eReal output at 25mW varies by channel and stabilizes after warm-up, helping set realistic expectations for indoor power levels.\u003c\/p\u003e\n\u003cimg alt=\"Close-up of solder pads and components on the Air Brushless FC, highlighting small pad layout for whoop builds\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_a30bdeca-a1c6-4918-bd1d-818c99d46fbb.jpg?v=1777647868\"\u003e\u003cp\u003eCompact pad placement keeps the stack tidy, but benefits from fine-tip soldering and careful wire routing.\u003c\/p\u003e\n\u003cimg alt=\"BETAFPV Air Brushless Flight Controller feature graphic with STM32G473 MCU, onboard VTX, IMU and Bluejay ESC notes\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_b9dae868-9a4f-4ea0-91cb-3d00be2658ce.jpg?v=1777647875\"\u003e\u003cp\u003eKey hardware highlights include the STM32G473 processor, SPI IMU, integrated VTX, and ESC support for high-rate protocols.\u003c\/p\u003e\n\u003cimg alt=\"Top-side pinout for Air Brushless FC 4IN1: CAM in, TX\/RX pads, 5V\/GND, 1S battery input and VTX antenna\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_da3e1410-5a4a-4492-8dab-075f19df9e82.jpg?v=1777647888\"\u003e\u003cp\u003eThe top-side layout groups camera input, serial pads, and the VTX antenna connection for cleaner whoop builds.\u003c\/p\u003e\n\u003cimg alt=\"Bottom-side pinout for Air Brushless FC 4IN1 with ESC pads, USB-DM\/DP, OSD chip and RGB LED pads labeled\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_e39a225f-1545-47e7-a8ef-c4e11bd0e02b.jpg?v=1777647900\"\u003e\u003cp\u003eBottom-side pads provide ESC outputs, USB wiring points, and additional connections for OSD and LED features.\u003c\/p\u003e\n\u003cimg alt=\"Top-side pinout for Air Brushless FC 5IN1 with integrated receiver: RX antenna pad plus CAM, power and VTX antenna\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_39fad3c4-4309-45d5-b27e-59ccf098359a.jpg?v=1777647906\"\u003e\u003cp\u003eThe 5IN1 version adds onboard receiver connections, reducing extra components and simplifying wiring on micro frames.\u003c\/p\u003e\n\u003cimg alt=\"Bottom-side pinout for Air Brushless FC 5IN1 with RX-BOOT, UART pads, buzzer pads and ESC outputs labeled\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_33df4730-1417-43fc-9f0b-0d7870d9e401.jpg?v=1777647917\"\u003e\u003cp\u003eExtra UART access and boot pads make it easier to expand with peripherals while keeping the main build lightweight.\u003c\/p\u003e\n\u003cimg alt=\"CoreMark benchmark bar chart comparing STM32G473 performance against STM32F405 and STM32F411 controllers\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_f068be0f-e76a-4946-959b-4503edca1f89.jpg?v=1777647927\"\u003e\u003cp\u003eProcessor benchmark data helps compare MCU overhead when running modern Betaflight features on small builds.\u003c\/p\u003e\n\u003cimg alt=\"BETAFPV Air Brushless FC 4IN1 vs 5IN1 version comparison image, highlighting integrated RX on the 5IN1 board\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_dae6f26a-fef7-4014-b3c9-f219aefc9bea.jpg?v=1777647939\"\u003e\u003cp\u003eChoose 4IN1 for external receiver flexibility, or 5IN1 for maximum integration with FC, ESC, OSD, VTX, and RX onboard.\u003c\/p\u003e\n\u003cimg alt=\"Stylized blue bird graphic icon used in BETAFPV Air series branding\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller.avif?v=1777647948\"\u003e\u003cimg alt=\"Bluejay ESC firmware file options list for different motor KV and voltage setups (hex download names)\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_2821c6ae-fe1e-4829-9af0-894fe4db4120.avif?v=1777647957\"\u003e\u003cimg alt=\"Wiring diagram for Air 4IN1 flight controller connecting camera and external SBUS\/ELRS receiver via UART pads\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_d02dd167-141b-4073-ac98-a94713e611e2.jpg?v=1777647968\"\u003e\u003cp\u003eStandard 4IN1 wiring supports common receiver types via UART, with camera connections kept on dedicated pads.\u003c\/p\u003e\n\u003cimg alt=\"Wiring diagram for Air 5IN1 flight controller with camera wiring, buzzer pads, LED pads, and UART resource note\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_aabdb55f-6f8c-4481-ab3a-11387bc38879.jpg?v=1777647979\"\u003e\u003cp\u003eOptional accessories like a buzzer and LEDs can be added while keeping UART resources available for additional gear.\u003c\/p\u003e\n\u003cimg alt=\"Betaflight configuration screenshots for UART\/VTX SmartAudio and receiver setup (SBUS vs CRSF) on Air Brushless FC\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_93f3bab3-f405-4f71-bfcd-3815d0793dd5.jpg?v=1777647996\"\u003e\u003cp\u003eBetaflight port settings determine whether a UART is used for SmartAudio control or receiver input such as SBUS or CRSF.\u003c\/p\u003e\n\u003cimg alt=\"BETAFPV Air Brushless FC packaging and included accessories: flight controller, cables, hardware, grommets and stickers\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_29ffea2f-6ce0-4d0f-973d-e5c9ce08c5a5.jpg?v=1777648008\"\u003e\u003cp\u003eIncluded hardware and cables help get the build started quickly, with mounting accessories to suit micro frames.\u003c\/p\u003e\n\u003cimg alt=\"Air Brushless FC kit contents laid out with storage case, flight controller board, wiring harness, screws and mounts\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/BetaFPV-Air-Brushless-Flight-Controller_926a8bc7-bc78-4125-b5ee-5582f4ca460a.jpg?v=1777648016\"\u003e\n\u003c\/div\u003e","brand":"BETAFPV","offers":[{"title":"4IN1","offer_id":52446191190240,"sku":"01040016_1-1","price":67.99,"currency_code":"USD","in_stock":true},{"title":"5IN1","offer_id":52446191223008,"sku":"01040016_1-2","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/dc3ebdb3ce4965130693f4d92cc0cf72.jpg?v=1777537647","url":"https:\/\/rcdrone.top\/products\/air-brushless-flight-controller","provider":"RCDrone","version":"1.0","type":"link"}