The Matrix 1S Brushless Flight Controller is a highly incorporated answer designed for rookies and FPV enthusiasts Its physically powerful 1mm-thick board guarantees durability throughout intense training, while the built-in motor plug simplifies installation, casting off welding Upgraded with the G473 processor, it delivers a 55% performance boost over the F411 for more exact control in racing and freestyle Plus, its premium five 400mWVTX ensures stable, tremendous video transmission Bullet Points Built Tough: The Matrix 1S Brushless FC incorporates a physically powerful 1mm-thick circuit board While barely heavier, this design enhances sturdiness for everyday training For advanced pilots, the Air Brushless FC 5IN1 Verion presents a lighter alternative Simplified Installation: The Matrix 1S Brushless FC is a true all-in-one flight controller with integrated FC+VTX+OSD+ESC+RX, plus regular motor plugs, making setup and maintenance remarkably easy Ideal for FPV beginners, this design requires no welding and guarantees a gentle installation experience Upgraded Performance: Upgraded with the G473 processor, the Matrix 1S Brushless FC achieves a unparalleled 55% increase in computing velocity over the F411, handing over swift response for exact racing and complex freestyle maneuvers Premium Video Transmission: Equipped with a high-quality five VTX supporting as much as 400mW, the Matrix 1S ensures stable, correct transmission for both day by day flying and aggressive racing Specifications FC MCU: STM32G473CEU6 Gyro: ICM42688P Blackbox memory: 16MB Sensor: Voltage & Current BEC: 5V, Max 3A UART: UART 1, UART 2 (For VTX), UART 3 (For RX), UART 4 BetaFlight OSD: AT7456E ESC: 5A continuous RX: Serial ELRS 2 (V3) VTX: five 48 channels, Max 400mW FC firmware: Betaflight_4 USB port: SH1 Motor plug: JST1 Battery connector: BT2 Mounting gap size: 26mm x 26mm Weight: 3±0 ESC Power input: 1S Only Current: 5A continuous, 8A top ESC firmware: A_X_5_96KHz_V0 for BB51 Bluejay firmware Digital signal protocol: DShot300, DShot600 VTX Output power: 25/100/200/400/PIT Frequency: five 48 channels, with Raceband: 5658~5917MHz Channel SEL: SmartAudio2 Modulation type: FM Frequency control: PLL All harmonic: Max -50dBm Frequency stability: ±100KHz (Typ) Frequency precision: ±200KHz (Typ) Channel carrier error: ±1 Antenna port: 50 Ω Operating temperature: -10℃~+80℃ Package 1 * Matrix 1S Brushless Flight Controller 1 * Type-C to SH1 Adapter 1 * SH1 Adapter Cable 4 * M1*4 Self-tapping Screws 4 * M1*4 Self-tapping Screws 4 * Shock Absorbing Balls Serial ELRS 2 RX Serial ELRS 2 RX uses the Crossfire serial protocol (CRSF protocol) to speak between the receiver and the flight controller board So the Serial ELRS 2 RX is on the market to support upgrading to ELRS V3 without having to flash Betaflight flight controller firmware Enter binding repute via energy on/off three times Plugin and unplug the flight controller 3 times; Make yes the RX LED is doing a short double blink, which signifies the receiver is in bind mode; Make yes the RF TX module or radio transmitter enters binding status, which sends out a binding pulse; If the receiver has a strong light, it&;s bound The Serial ELRS 2 RX can be updated through Wi-Fi or Betaflight serial passthrough Here is update the Serial ELRS 2 RX firmware via passthrough Plug in your FC on your computer, hook up with ExpressLRS Configurator rather than Betaflight Configurator; Choose target ;BETAFPV 2 AIO RX;; Flash utilizing the BetaflightPassthrough choice in ExpressLRS Configurator