1. quality: 2.4 GHz wireless signal receiver. The thread body is soft and can be bent . The interface is firmly connected, ensuring no easy disconnection and protecting the device from damage. Stable signals and a reliable connection deliver higher picture quality. 2. Specifications: Wireless signal receiver and transmitter frequency: 2.4GHz; output power: 50mW; voltage: DC 12V; operating current: 200mA; video input/output: PAL/NTSC composite video signal. Connect black to the negative pole and red to the positive pole. 3. Compatibility: Our wireless signal receiver and transmitter is compatible with DVD players, car monitors, and any monitor/car stereo with RCA video input. Suitable for small trucks, cars, vans, and caravans, it can be used in vehicles, at home, in markets, offices, and more. 4. Easy installation: Convert your rearview camera into a wireless camera effortlessly. No more troublesome wiring—this wireless RCA video transmitter takes just one minute to set up, turning your camera into a wireless one instantly.