BETAFPV
BETAFPV Matrix 1S 3IN1 / 4IN1 Flight Controller – 12A ESC & ELRS 2.4GHz
BETAFPV Matrix 1S 3IN1 / 4IN1 Flight Controller – 12A ESC & ELRS 2.4GHz
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Choose the Matrix architecture that matches your 1S whoop video system. The 3IN1 integrates the flight controller, brushless ESC and ELRS receiver for an external digital system; the 4IN1 adds analog OSD for use with an external analog VTX.
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Specifications
| Input | 1S only |
|---|---|
| ESC | 12A continuous / 18A peak; Bluejay; DShot300/600 |
| MCU | STM32G473CEU6, 168MHz |
| Receiver | Serial ExpressLRS 2.4GHz |
| Blackbox / BEC | 16MB / 5V 3A |
| Mounting | 25.5 × 25.5mm |
| 3IN1 video interface | SH1.0-6Pin HD port; no analog OSD |
| 4IN1 video interface | AT7456E analog OSD; pads for external VTX |
| Connections | BT2.0 battery; JST1.25-3Pin motors |
| Weight, without battery connector | 3IN1: 3.8 ± 0.1g; 4IN1: 3.6 ± 0.1g |
Version and compatibility notes
An external video transmitter and camera are required. Select 3IN1 (BMI270), 3IN1 (ICM42688P), or 4IN1 according to your build. Gyroscope hardware and firmware must match. The 3IN1 and 4IN1 require different firmware; verify the exact board before flashing. Check external digital-system power and wiring compatibility before installation.
Package includes
Flight controller in the selected version, Type-C to SH1.0 adapter, SH1.0-4Pin cable, mounting screws and shock absorbing balls. The 3IN1 version also includes an SH1.0-6Pin adapter cable.
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