1. Two-speed adjustable power, up to 3000mW, suitable for long-distance flight 2. 9 optional channels 3. Wide voltage input, supports 7-36V volts 4. With temperature control protection function to prevent high temperature burnout Note: Be sure to connect the antenna before powering on! Product name: 1.2G/1.3G 3W VTX Frequency band: 1080MHz-1360MHz Number of channels: 9 Frequency: 1080/1120/1160/1200/1240/1280/1320/1360/1258(MHz) Output power: 500mW/3000mW/Pit mode Frequency stability: ±100KHz (Typ.) Frequency accuracy: ±200KHz (Typ.) Signal-to-noise ratio S (Fo±3MHz): 70dB Antenna port impedance: 50 Ohms Input voltage: DC7-36V (2-8S Battery) Output voltage: 5V 600mA Antenna interface: MMCX Cable interface: sh1.25 6pin Video format: PAL/NTSC Working temperature: -10℃-+60℃ Mounting hole: 30.5x30.5mm(M3) Colour:Blue & Silver Material:Metal Package Contents: 1 x VTX Kit (Accessories Random Color and Appearance,Specified color and appearance are not accepted) 1 x 1.2G 12CH Receiver 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.