FlySight 5.8GHz 32-Channel A/V Transmitter, 700mW (TX5807) 5.8Ghz 700mW Video Transmitter for FPV (Max Line of Sight Range 3-6km) RP-SMA Connector, Includes +3dBi Rubber Duck Antenna 5VDC Regulated output and Integrated Microphone Voltage Input 6 - 28VDC (2S-6S LiPO battery packs) Fully compatible with 2.4Ghz R/C radios