Model No.: VD01-4-S1A 1) Car Rear 4 Parking Sensor System, fit for all passenger cars; 2) Sensor detection range: 0cm~2.5m; 3) Buzzer range: 40cm~1.5m; 4) Advanced self-diagnosis with error indication; 5) All weather design, plastic housing; 6) 4*S1A double angle sensor, 16.5mm plastic flat, 2.5m cable with connector; Connectors for sensor cable to control box are with click lock. 7) Video screen picture in picture digital output, virtual car mode/ 3 LED color bar/distance data showed; picture in picture rearview image when work with third party camera and monitor; OPS output without camera; 8 ) BUZ01, "hi-low-off" switch option; 9) Power Input: 9.6~15V DC. 10) PAL&NTSC third party camera support; Please note camera is not included.