New 24G WIRELESS Module adapter 24G wireless receiver for Car Monitor back up Reverse Rear View Camera wireless transmitter Features:Wireless Transmitter&Receiver , never usedItem\'s color might be different from the picture because of the aberration.An advanced wireless module that enables normal reverse camera to become wirelessEasy to install and operate.Wireless 2.4GHz transmitter/receiver set (12V for vehicle installation)Work range: up to about 50m(Hollowness)Fit all RCA composite video connectionsInput: DC 9-14VTransmitter/Receiver cable length: approx. 1.3mHow to Install a Camera with the Wireless Module:1.Take out your stock license plate light at the back of your car.2.Fix the camera to where the stock license plate light was.3.Connect the built-in license plate light of the camera to where the stock license plate light was connected to get the power.4.Connect the wireless module (transmitter) to your camera via the two cables - one plug for AV output and one plug for power.5.Connect the wireless module (transmitter) to the reverse light of your car to get the power - red wire for positive and black wire for negative.6.Connect the wireless module (receiver) to your car monitor - yellow plug for AV input.7.Connect the wireless module (receiver) to your car battery or cigarette lighter to get the power - red wire for positive and black wire for negative.8.You will see the images on monitor or DVD when your car is in reverse shift.Notes:This set is not suit for bus or truck.And this module is for in-car monitor or DVD,not for GPS.Package Included:1 x Wireless Transmitter1 x Wireless Receiver