Fangrui Product Details Transmitter: 1500mw (1.5g) Wireless Audio And Video Transmitter Weight: 82g Volume:73x41x14mm Input Voltage: Dc12v Current Consumption: 400ma Working Frequency Band: 1.4g/1.5g/1.6g Available Channels: Channel 12 Output Power:1500mw Transmission Distance: 2km In Open Space With Zero Obstruction And Zero Interference ( State). The Actual Distance Is Subject To Actual Operation Measurement. Receiver: 1.5g Wireless Audio And Video Transmission Available Channels: Channel 12 Working Voltage: 12v Working Current: 250ma Due To Different Batches, The Appearance, Color And Printed Words Of The Product , Which Not Affect The Use. Color: Random Color (silver, Gold, Blue) Note: Random Color, Dont Accept The Specified Color. Material:metal Package Contents: 1x Vtx 1x Vrx 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