video door phone M-CF7A4 Size of LCD: 3.5'' Monitoring/Call/Talkback/Unlocking with doorbell&SOS interface

Product name : video door phone

Model No.:  M-CF7A4

TECHNICAL DATA

Working voltage:DC18V

Working current  50mA-600mA     

Output current:DC1V 240mA

Screen :3.5"TFT LCD                          

Audio SNR:≥70dB

Harmonic distortion: ≤5%                 

Temperature: -10°C~+55°C

Installation:  Surface wall mount type

Connection  2 wires

Power Consumption    ≤1.5W(standby) ;  ≤15W(working)

Call Time      90s

 Talk/monitor Time     60s

 Comunication    handsfree

System uses 6 core-wire connection mode

 Ringtone    1 chord ringtone

Product Dimensions(W×H×D)      130 × 198 × 27.6mm

FUNCTION CHARACTERISTICS

Monitoring/Call/Talkback/Unlocking

The doorbell and SOS interface

4  alarm interface

Release information (Optional)

Color video door phone M-CF7A4