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Discontinued

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
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Data Sheet
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Available models:

DS-KB2421-IM
DS-KB2421-IM
DS-KB2421-IM Discontinued
Data Sheet

Specification

  • Video parameters
  • Camera1/4" CMOS
  • Resolution720 × 576
  • Video Frame RatePAL: 25 fps
  • Audio parameters
  • Audio InputBuilt-in Omnidirectional Microphone
  • Audio OutputBuilt-in Loudspeaker
  • Audio QualityNoise Suppression and Echo Cancellation
  • Device interfaces
  • Four-wire Interface1-ch Video Input, 1-ch Audio Input/Output, 1-ch Power Supply, 1-ch Grounding
  • I/O Output1 Relay Output
  • General
  • Power Supply12 VDC
  • Power Consumption≤5 W
  • Working Temperature‘-30°C to 70°C (-22°F to 158°F)
  • Working Humidity10% to 90%
  • Dimensions (L x W x H)145 mm × 49.2 mm × 26.45 mm (5.7" × 1.9" × 1.0")
  • MaterialZinc Alloy
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

Specification

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-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
≤5 W
Working Temperature
‘-30°C to 70°C (-22°F to 158°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
For better user experience, we highly recommend you to update your device to the latest firmware asap.
Specification
Video parameters
  • Video parameters
  • Video parameters
  • Video parameters
Audio parameters
  • Audio parameters
  • Audio parameters
  • Audio parameters
Device interfaces
  • Device interfaces
  • Device interfaces
General
  • General
  • General
  • General
  • General
  • General
  • General
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

Resources

Technical documents

Accessories

DS-KAB21-B

Rain Cover

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