-Wireless receiving distance: >20m,

-Wireless transmission frequency: 433MHz,

-Components Included: 4 sensors/ECU/ buzzer/buzzer cable/power cable,

-Audible alert, the closer the obstacle, the faster the beep frequency,

-Rated Voltage: DC12V,

-Operating Temperature: -40°C to +85°C,

-Max Detect Range: 1.5m/Custom-made,

-Transmitting Frequency: 40kHZ,

-Buzzer Sound Pressure Level: >80dB,

-Detect Angle: Horizontal 120°, Vertical 60°,

-Audio Warning:5 status,

-System activates automatically when reverse gear is engaged.