Knok Video Doorbell

  • Knok Video Doorbell
  • Knok Video Doorbell
  • Knok Video Doorbell
  • Knok Video Doorbell
  • Knok Video Doorbell


Knok Video Doorbell


Momentum KNOK is a video doorbell that alerts you of visitors at your front door from anywhere. The Knok is equipped with a HD 1080P resolution camera and infrared LEDs to see clearly during day or night. Motion detection alerts and recordings are captured through a customizable, 130 degree view angle motion zone, and you can see a live feed from your camera with the easy-to-use Momentum app. Knok also comes with two-way communication, remote siren, interchangeable color case, and included mounting kit, and can be wired to your existing chime and transformer.

Knok Doorbell (1)
Chime Adaptor Kit (1)
Extra Color Case (1)

    Mounting Bracket (1)
    Horizontal (15°) Angle Bracket (1)
    Vertical (5°) Angle Brackets (1)
    Drill Bit (1)
    Long Mounting Screws (4)
    Wall Anchors (4)
    Short Mounting Screws (4)
    Power Connection Screws (2)
    Wire Clips (2)
    Double-sided Tape (1)
    Doorbell Connection Wires (1)
    Leveler (1)
    Screwdriver (1)
    Knok Quick Start Guide (1)
    Knok User Manual (1)
        • All online orders will be shipped with FedEx Ground. Please see below for estimated shipping for the continental U.S. regions.

           Region Estimated Time
          U.S. West Coast 1-4 Business Days
          U.S. Central 2-5 Business Days
          U.S. East Coast 3-6 Business Days

        24/7 Stream & Two-Way Audio

        Stream into your device anytime and use the built-in microphone & speaker to talk with your visitors.

        Night Vision

        Infared LEDs are built-in to allow you to see in the dark. Eagle-eyed by day, owl-eyed by night.

        Smart Alerts

        Set your custom rules to receive smart motion alerts on-the-go through the Momentum Cloud.


        Keep Knocking 

        Protect your home with the Momentum Knok Wi-Fi Video Doorbell to keep intruders away and monitor your doorstep.  

        • Prevent break-ins before they happen
        • Keep an eye on your packages
        • Talk to your visitors without having to get up from your couch

        Instant Alerts. Custom Rules.

        The Knok detects motion and immediately sends you an alert. Set your own rules with the Momentum app and be the first to know when activity is detected. 

        • Motion detection
        • Push notifications
        • Custom rules & scheduling

        Store Every Moment

        The Momentum Capture cloud service provides various plans for video storage on secure US servers. Alternatively, the Knok contains an SD card slot for local video storage. 

        • Store videos to the cloud or an SD card
        • Cloud storage plans w/ free 30 day trial
        • Unlimited video downloads

        Technical Specs




        Knok Wi-Fi Video Doorbell with 1080P Camera


        Field of View


        130° wide-angle lens


        Motion Detection


        Adjustable sensitivity with push notifications


        Night Vision


        Infrared LEDs that illuminate up to 25 feet with Automatic Night Vision Mode


        SD Card Slot


        Micro SD Slot (up to 64GB)




        802.11 b/g/n Wi-Fi connection @ 2.4GHz




        Full Duplex Two Way Audio




        Height: 5.09”

        Width: 2.02”

        Thickness: 1.04”

        Weight: 0.28 lbs




        16-24V AC




        1-Year Limited Warranty

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