Door station/Video parameters
- Camera               1/4″ CMOS
- Resolution                         720 × 576
- Video frame rate             PAL: 25 fps
Door station/Audio parameters
- Audio input       Built-in Omnidirectional Microphone
- Audio output    Built-in Loudspeaker
- Audio quality    Noise Suppression and Echo Cancellation
Door station/Device interfaces
- Four-wire interface
1 Four-Wire Interface (1-ch Video Input, 1-ch Audio Input/Output, 1-ch Power
Supply, 1-ch Grounding)
- IO output           1 Relay Output
Door station/General
- Material             Zinc Alloy
- Power consumption      Max. 5W
- Working temperature  -30° C to +70° C (-22° F to 158° F)
- Working humidity          10% to 90%
