1.3GHz band with excellent environmental adaptability Maximum transmit power up to 4W Aluminum alloy housing, rugged, efficient heat dissipation Wide voltage input from 7-36V Built-in IRC-TRAMP protocol to connect to FC remote control Equipped with high gain circularly polarized antenna Video Input format:CVBS PAL/ NTSC Frequency band:BAND B 1200-134OMHZ Channel Frequency:CH1-1200 CH2-1220 CH3-1240 CH4-1258 CH5-1280 CH6-1300 CH7-1320 CH8-1340 Transmit Power:PL1- 200mW PL2-800mW PL3- 2000mW PL4- 4000mW Input Voltage:DC 7-36V (3-6S Lipo] VTX Control:Button/ IRC Tramp Operating Temp:-10°C - +60°C (Due to different batches, the printed words on the product be different, which does not affect use) Colour:As Shown Material:Aluminum Alloy Package Contents: 1 x VTX 1 x Antenna 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.