Hikvision DS-KB2421-IM Video Intercom Water Proof Door Station

Hikvision DS-KB2421-IM Video Intercom Water Proof Door Station in Sri Lanka
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Pinhole Camera with 720*576 @ 25 fps, Video Intercom Communication;
Supports Two Door Stations Cascading in Intercom System;
Unlocking Controlling, Self-adaptive IR Supplement.
Anti-oxidant zinc alloy, IK7; IP65.

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
Material: Zinc Alloy
Power Consumption: Max. 5W
Working Temperature: -30°C to 70°C (-22°F to 158°F)
Working Humidity: 10% to 90%
Dimensions(L × W × H): 145 mm × 49.2 mm × 26.45 mm (5.7″ × 1.9″ × 1.0″)