- Automatically engages as soon as you place your car into reverse.      
- Show distance by LED display(from 2.0-0.3 Meter), Human speaker alarm.      
- Embedded detector sensors (which requires installation into your rear bumper).      
- High-tech processing, - Omnidirectional detector sensor, Beautiful linetype figure.      
- Easy installation.      
Speaker is embeded in the display housing. (1.5 Meter/1.2 Meter/0.8 Meter/0.5 Meter)