Features: Small size and lightweight. High output power, low power consumption. Easy 8 channels for selection. Wireless transmission distance up to 2000 meters without any obstacles and interfering signal (Actual transmission distance depends on specific environment). Ideal for FPV, wireless remote control aircraft, wireless remote control vehicle and so on. Specifications: Transmitter frequency: 5705-5945MHz; 8channels Output impedance: 50ohm Output power: 26dbm (Typ.) Antenna connector: SMA (Inside the needle) Power supply voltage: 7-15V Supply current: 550mA @12V Video band width: 0~8.0MHz Audio frequency: 6.5MHz Video input level: 0.8~1.2Vp-p Video input impedance: 75ohm Audio input level: 0.5~2.0Vp-p Audio input impedance: 10K/Ohm Working frequency: CH1:5705, CH2:5685, CH3:5665, CH4:5645, CH5:5885, CH6:5905, CH7:5925, CH8:5945 Item size: 5.6 * 2.7 * 1.7cm / 2.2 * 1.1 * 0.7in Item weight: 23g / 0.8oz Package size: 13.7 * 6.8 * 1.8cm / 5.4 * 2.7 * 0.7in Package weight: 50g / 1.7oz Package List: 1 * TS353 Wireless Transmitter 1 * 2dBi Antenna for Transmitter 1 * AV Cable for Transmitter 1 * DC Cable for Transmitter