Features:

• Converse with visitors and unlock the door remotely.
• Visitors are visual-able during communication and ringing.
• Be able to monitor entranceway actively.
• Adjustable contrast of the monitor.
• Adjustable volume of the ringing, call signal sound with electronic chime (DingDong).
• 4 inch LCD-TFT colour module with night vision light.
• Auto shut down time: 45 seconds.
• Installation method: wall-hung type.

Indoor unit:

• Type: hand set.
• White plastic indoor monitor.
• Power supply: DC13.5V/1.2A.
• Power consumption: maximum 12W, standby: 0.5W.
• Ambient temperature: 0°C to 50°C.
• Ambient humidity: 45%-95%.
• SNR: > 45dB.
• Display: 4 inch B/W flat CRT screen.
• Call signal sound: electronic chime (DingDong).
• Picture element: horizontal: 350 lines, vertical: 380 lines.
• Maximum wire length from camera: 30m using 0.65mm cable.
• Maximum number monitor per system: 4 monitor per camera.
• Installation method: wall-hung type.
• Dimension and weight: 235mm x 143mm x 55mm, 0.92kg.

Outdoor unit:

• Silver plastic outdoor.
• Power supply: DC12V, 0.5A.
• Power consumption: maximum 2.5W, standby: 0.1W.
• Ambient temperature: -10°C to 50°C.
• Ambient humidity: 45%-95%.
• SNR: > 45dB.
• CMOS: 380 lines resolution.
• Minimum illumination: 0.2lx.
• Camera: F: 1.8, F+3.1m/m.
• Installation method: wall-hung or inlay-in type.
• Dimension and weight: 125mm x 90mm x 70mm, 0.30kg.
• Including in one kit: one indoor monitor, one outdoor station, one adapter, one English user manual and one bag of screws.