Holybro Kakute F4 V2 All-in-one Flight Controller with HV Stack

Main Features:
● Compatible with all major FPV receivers from vendors such as Fatshark, ImmersionRC, etc.
● Support the standard 40CH set: band A, B, E, Fatshark, and Raceband.
● Telemetry input allows remote control by the flight controller ( where supported ). Change channel, transmit power, and more from Betaflight OSD, flight controller USB port, Taranis, and more.
● Variable transmit power from 25mW to 600mW. Use 25mW for a race and then easily switch to 600mW for freestyle.
● Pit Mode allows you to power up safely without the risk of knocking other pilots out of the air.
● Mono audio input allows you to install a microphone, so you can listen to your motors while you fly, no matter how far away you fly.
● Standard 36mm form factor allows you to mount the Atlatl directly in your flight controller stack.

Specifications:
MCU: STM32F405RGT6 32-bit processor
IMU: ICM20689 ( SPI )
Barometer: BMP280
USB VCP driver ( all UARTs usable simultaneously; USB does not take up a UART )
Support serial receivers ( SBUS, iBus, Spektrum, Crossfire ) only. PPM and PWM receivers are not supported
128 Mbit Dataflash chip for Blackbox logging
Mounting holes: standard 30.5mm square to center of holes