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Details
Model No.: EVP438-COL
Type: Video Doorphone
Tube: 4 inch flat tube ( COLOR ) CCIR or EIR
TV system:15.75Khz (H) 60Hz(V)
Resolution:420 Line
Call Signal Sound: Chime Sound (Ding-Dong, Bell)
Telephone System:4 Wire
Auto Iris:Internal ALC System
Power Supply: AC230V/50
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