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First 5-in-1 AIO with G473 MCU – built-in ELRS & OpenVTX
The HappyModel CrazyG473 V1.0 is an advanced 5-in-1 flight controller, combining FC, ESC, RX, VTX, and OSD on one lightweight board. Powered by STM32G473 with ICM42688P gyro, 16MB Blackbox, and integrated ExpressLRS 2.4GHz RX. The onboard OpenVTX supports up to 400mW output, 48 channels, and SmartAudio 2.1 – perfect for 65mm 1S FPV whoops.