The HDZero Race V3 VTX is a compact (28mm × 32mm × 5mm), 5.5gram digital video transmitter built for FPV drone racing. It delivers high-quality video in 1080p30, 720p60, and 540p90 resolutions with 25mW or 200mW switchable power output.

Key details and hardware specifications include:
Durability: Features a robust 1.6mm thick PCB, reverse polarity protection, glue-coated components, and a metal bar/screw system that securely locks the u.FL antenna in place. 
Power & Installation: Supports a 4V - 12V input voltage range and features a plug-and-play wire harness that requires no soldering for compatible HD-ready flight controllers.
Control: Includes SmartAudio and MSP Canvas Mode for direct remote parameter adjustments