HIKVISION DS-KB2421 Water-proof Analog Four Wire Door Station
查詢價錢
此型號可由傑成系統有限公司上門安裝（保安牌照 1507）。身份為安裝商及經銷商。安裝見閉路電視安裝；保養見保養；其他公司系統維修見維修。
- 持牌安裝（保安公司牌照 1507）
- 原廠行貨，原廠保用
- 全港免費上門勘察
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
