Overview
The HGLRC SPECTER F411 12A AIO is an integrated brushless flight control AIO board that combines a flight controller, 12A ESC, built-in ExpressLRS 2.4G receiver (UART serial), and built-in 5.8GHz analog image transmission. It supports 2S–4S LiPo input and is designed for compact FPV builds such as 75mm/85mm whoops, 3-inch lightweight builds, and toothpick-style frames.
Key Features
- UART serial-port ExpressLRS 2.4G built-in receiver
- Built-in 5.8GHz analog image transmission: RCE-25-100-400mw (adjustable), 48CH-5.8ghz
- Compatible with multiple firmwares: Flash BLS firmware by default; also can flash the Bluebird firmware
- Built-in 16MB black box for flight data logging
- Supports OSD, LED, and buzzer
- Independent 3P socket can be directly connected to the motor
- Supports external CRSF protocol receiver (instructions below)
Specifications
| Product name | HGLRC F411 12A AIO Flight controller |
| MCU | STM32F411 |
| MPU | ICM42688P |
| BEC | 5V 1.5A |
| Black box | 16MB |
| OSD | support |
| LED | support |
| Buzzer | support |
| UARTS | 1 image transmission OSD assistant / 2 CRSF protocol receiver |
| Built-in receiver | UART ExpressLRS 2.4G |
| Built-in receiver frequency | 2.4GHZ |
| Built-in image transmission | RCE-25-100-400mw (adjustable) |
| Built-in image transmission frequency | 48CH-5.8ghz |
| Continuous current | 12A |
| Peak current | 15A (5s) |
| ESC protocol | Dshot150/300/600 |
| Flight control firmware | HGLRCF411SX1280_15A |
| ESC firmware | Z-H-30 (BLheli_S) |
| Input voltage | 2S-4S (Lipo) |
| Size | 32x32mm |
| Mounting hole | 25.5X25.5mm, M2 |
| Weight | 5.6g |
Wiring / Setup Notes
- To use an external receiver, you need to short the two pads of E5 and 5V.
- Used to disconnect the built-in image transmission; external digital image transmission needs to disconnect this solder joint.
What’s Included
- HGLRC SPECTER F411 12A AIO board
- 1 set of mounting grommets
- Wiring harness
- Capacitor
For wiring help or compatibility confirmation for a specific frame/build, contact support at https://rcdrone.top/ or email support@rcdrone.top.
Details

A compact all-in-one FC/ESC stack designed to simplify wiring on small FPV builds.

Flexible firmware options make it easy to match your preferred setup and tuning workflow.

Sized for lightweight whoop/toothpick-style frames, with an onboard antenna connector for clean installs.


Clear pad mapping helps route power, camera/VTX, and receiver wiring, including notes for using an external RX or video system.

Specs and included accessories—board, wiring harness, mounting grommets, and capacitor—are laid out for quick build planning.
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