1. Wireless transmission: no need to set up communications cable 2. Image, audio sync, color black and white compatible 3. Small size, light weight, easy to carry, good installation 4. Responsive, timely, real-time transmission 5. Using FM mode, anti-interference ability, good image quality Highly integrated, stable and reliable transmission distance DC power supply, easy to use. Large output frequency, equipped fan in it, credibility, use for long distance wireless transmit projects and special use in project. Specification:Transmitter:5w Transmitter: Output: 5000mw Current Consumption: 1.5A Frequency: 1080,1120,1160,1200,1240,1280 Channel: 6CH Output impedance:50 Ohm Audio input impedance:1k Ohm Audio input amplitude:1.2Vp-p Video input impedance:75 Ohm Video input amplitude:1.2Vp-p Voltage: DC 12V(at 36dbm) Working current:700mA The lowest Voltage: DC 5V(at 31dbm) Color: As Shown Material: Plastic+Metal Specification:Transmitter Package Contents: 1 x Transmitter 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.