Product About:The multimedia system is composed by control unit,buzzer,camera,sensors and display.It is a combination of micro-CPU and ultrosonic distance detect technology.With sound alarm and display,the driver can know clearly the distance between car and obstacles. It can be connected with VCD.DVD,MP4. Working voltage:12V Max power:4W Distance it can detect:0.3~2.0m Working temperature:-30~70 Celsius system. Alarm loudness:¡Ý70dB | |