Basic function: 1. Color CCD camera, with infrared night vision function 2. Super waterproof 3. Intercom with indoor extension 4. Indoor remote control and unlock 5. Software remote upgrade Technology parameters: 1. Working voltage: DC 12V ... - Update: 2011-08-31

Basic function: Color/B/W CCD camera, with angle adjustable and infrared High lightness keypad and background lamp Calling indoor monitor and guard station 32 groups password unlocking LCD displaying menu(optional) ID/IC card unlocking(option... - Update: 2011-08-31

Basic function: 1. Aluminium alloy suface 2. Color/B/W CCD camera 3. Infrared night vision function 4. Calling indoor monitor 5. Capacity: connecting 1~4 pcs indoor monitors 6. Power supplied by indoor monitor - Update: 2011-08-31

Basic function: 3.5 inch LCD Aluminium alloy surface High lightness keypad and background lamp Seven-Segment digital LED displaying Color/B/W CCD camera, with angle adjustable and infrared Calling indoor monitor and guard station 32 groups ... - Update: 2011-08-31