描述

HIKVISION DS-KB2421 Water-proof Analog Four Wire Door Station

Water-proof Analog Four Wire Door Station

• Four wire (analog) door station
• Pinhole Camera with IR Supplement
• Supports Two Door Stations Cascading
• Metal frame with one physical button
• 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

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)
• I/O Output- 1 Relay Output

General

• Power Supply- 12 VDC
• Power Consumption- Max. 5W
• Working Temperature’- -10° C to + 55° C (14° F to 131° F)
• Working Humidity- 10% to 90%
• Dimensions (L X W X H)- 145 mm × 49.2 mm × 26.45 mm (5.7″ × 1.9″ × 1.0″)
• Material- Zinc Alloy