Manufacturer: Hikvision

HIKVISION DS-KB2421-IM 4 WIRE DOOR STN

Hikvision DS-KB2421-IM Intercom Door Station

SKU: 104-103

Additional Door Station to add to the Hikvision DS-KIS203 Analogue HD Intercom Kit (104-102)

4 Wire connection between Door station and Room Station. Up to 2 Door Stations can be added per system.

Video Parameters
Camera:	1/4" CMOS
Resolution:	720 × 576
Video frame rate:	PAL: 25 fps
Audio Parameters
Audio Input:	Built-in Omnidirectional Microphone
Audio Output:	Built-in Loudspeaker
Audio Quality:	Noise Suppression and Echo Cancellation
Light Supplement
Light Supplement Mode:	Photosensitive IR Supplement, IR Range: 2 Meters
Device Interfaces
I/O Output:	1 Relay Output
Four-wire Interface:	1 Four-Wire Interface (1-ch Video-Input, 1-ch Audio Input/Output, 1-ch Power Supply, 1-ch Grounding)
General
Working Temperature:	-30°C to 70°C (-22°F to 158°F)
Working Humidity:	10% to 90%