NAMELESSRC D400 VTX+DVR AIO 25-400MW 720P RECORDINGThis is Nameless RC's approach to the VTX DVR combo for micro builds. With higher output power up to 400mW, higher quality DVR and the ability to control the DVR Start Stop function via your radio makes this board stand out compared to other similar options like the Happy model Diamond VTX. Specifications: Input Power: 5V Output Power: PIT 25mW 100mW 200mW 400mW Switchable Frequency: 5. 8GHz 6 bands 48 channels, with Raceband: 5362 5945 MHZ Control