Applicable equipment:car navigation DVD multimedia machine,car MP5,car display Transmit receiving frequency:2370MHZ Transmission signal:HD digital video signal,high-definition color image,fast transmission speed,no delay,stable signal,strong Output power:25MW Video format:PAL/NTSC dual system Transmit and receive distance:25M(no interference space) Working temperature:-20°C+80°C Receive sensitivity:-85Dbm The whole working current:12V 200mA Transmitter supply voltage:12V Receiver supply voltage:12v AV output interface:RCA jack 1.High-definition color image,fast transmission speed,no delay,stable signal and strong 2.Wireless RCA video receiver/transmitter;Avoid complex wiring for on-board displays,head units,DVD players and cameras. Colour:Black material:plastic Package Contents: 1* wireless transmitter 1* wireless receiver Only the above package content, other products are not included. Note: Light shooting 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.