Channel: 48CH;Control protocol Tramp, support OSD parameter adjustment; Power: PIT 25mW, 400mW, 800mW, 1600mW;Wide voltage input supports 7-36V; high-strength aluminum alloy CNC shell plus built-in micro-turbo fan active heat dissipation to enhance power and stable transmission; The transmitter has its own temperature control protection function to prevent the transmitter from overheating during long-term ground parameter adjustment; Support external audio input;Support 5V voltage output. Transmitter ( end): Input voltage: 7-36V DC (2-6S) Output voltage: including two channels 5V/0.5A Weight: 15.6g (including shell, excluding antenna) Dimensions (length, width and height): 38.7mmx26xmmx8.5mm Video format: PAL/NTSC Number of channels: 48 channels Channel selection: Band/frequency adjustment button: long press for 3 seconds to switch bands, short press to switch frequencies Transmitting frequency: 48CH, see frequency table for details Transmitting power: 32.5dBm1dBm(MAX) Power adjustment: power adjustment button, short press to switch Power number: four gears, 25mW, 400mW, 800mW, 1600mW; 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:CNC Package Contents: 1x Drone Accessories 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.