Channel: 8CH,Power: PIT 25mW / 200mW / 2000mW Control Protocol: IRC Tramp (support OSD parameter adjustment) Power supply: high-efficiency DC/DC power supply supports 7-36V Features: high-strength aluminum alloy CNC shell heat dissipation enhanced power stable transmission Support external audio input; Support 5V voltage output Input voltage: 7-36V DC (2-6S) Output voltage: 5V/0.5A Video format: PAL/NTSC Number of channels: 8 channels Channel selection: Frequency adjustment button: short to switch frequency Transmitting frequency: 8CH, see frequency table for details Transmitting power: 33dBm±1dBm(MAX) Power adjustment: power adjustment button, short to switch Power number: four gears, 25mW, 200mW, 2000mW; Antenna interface: MMCX Modulation type: FM Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Colour:Black Material:Aluminum Alloy Package Contents: 1x Image transmission transmitter Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.