Product Description
Monitoring button and easy installation;
4 wires in polarty system;
Contrast,brightness and chime volume controls;
Expandable video and audio station.
Image Sensor: 1/3? B&W COMS Camera with Infrared LED
View Angel: Angular Fixed
Surface type for metallic material
System: PAL OR NTSC
Dimension(W/H/D)mm: 125*210*40