










| Items | Result Spec | 
| Product Model: | MR688B | 
| Product Size: | 91.5*42.5*127.5mm | 
| Camera Type: | CMOS | 
| Operating Voltage: | DC12/24V | 
| Minimum Operating Voltage: | 9V | 
| Maximum Operating Voltage: | 32V | 
| Working Current: | 12V power, about 380mA 24V power, about 180mA | 
| Working Temperature: | -10ºC~+50ºC | 
| Storage Temperature: | -45ºC~+85ºC | 
| Detection Distance: | 600-100cm | 
| Detection Accuracy: | 96% | 
| Vibration Measurement: | Max Gs is 27G | 
| Driver Drowsiness Recognition (sec): | Min.1s It can be modified to setup sensitivity | 
| Volume: | Adjustable | 
| Over Speed Alarm: | Optional | 
| Signal Output: | Optional | 
| Image Output: | Optional | 
| Video Output: | Optional, NTSC/PAL | 
| Video Resolution: | Optional, CVBS Black and White | 
| Video Connection Port: | 4 pin aviation connector (pin 1: reserved, pin 2: GND, pin 3: reserved, pin 4: video) |