Features: 40 channels choice to get the best transmitting quality. Smaller size with lighter weight. 40 CH compatible to all FPV 5.8g receivers. 5.8G 1000mW 40 Channels AV wireless FPV transmitter Super small 200mA current for 1000mW wireless transmitter power. Specifications: Antenna Gain: 2db Frequency: 5.8G Transmitting Power: 1000mA Power Input: 7-27V (3S Lipo suggested) Video Format: NTSC / PAL Auto Working Current: 220mA at 12V Audio Bandwidth : 6.5M Video Bandwidth: 8M Connector: transmitter module side RP-SMA jack, antenna RP-SMA plug Size: 63 x 31 x 10mm/2.5 x 1.2 x 0.4 inch Package Size: 90 x 140mm/3.5 x 5.5 inch Net weight: 33g Package weight: 37g Package Included: 1 x cable 1 x antenna 1 x transmitter