AKK Oscar's Backpack VTX
Oscar's Backpack VTX Support Smart Audio, the hole position of OBVTX compatible with RunCam Micro Swift 3, RunCam Micro Swift 2 and RunCam Micro Eagle, not compatible with Foxeer cameras.
Support Pit Mode
25mW and 200mW switchable
One button frequency and power setup
OSD configuration using smart audio
5V to camera @ under 300mA