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Amazon Alexa/Google Assistant compatibility may depend on the availability of services in your country.
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Amazon, Alexa and all related logos are trademarks of Amazon.com, Inc. or its affiliates. 2-way communication is not available via Alexa.
See who's at the door, greet guests with the nightlight, answer the door from anywhere, easily choose from a list of quick responses or play pre-recorded custom messages when someone rings, and talk to those on the other side with Lorex's 2K wired video doorbell.
4K Doorbell Specifications
B451AJD
SPECIFICATIONS
2K
RESOLUTION
More than 2× 1080p HD resolution
164°
FIELD OF VIEW
Ultra-wide diagonal Field of View (FOV)
32GB
MICRO SD
Maximum capacity 256GB microSD card
With impressive 2K resolution you will have clear video quality.
See more with a 164° viewing angle and 4:3 aspect ratio showing you the full picture.
HDR automatically corrects exposure when lighting is not ideal.
Communicate with Pre-Recorded Messages
Communicate with Pre-Recorded Messages
Use 1 of 3 quick responses to greet visitors who ring your doorbell. You can even record your own custom message to add your personal touch or speak directly through the doorbell using 2-Way Talk.
Shed Light on your Doorstep
With the nightlight feature, you can program the LED light to turn on at a selected time. For added security, the LED light can be activated when motion is detected to deter unwanted guests.
Shed Light on your Doorstep
With the nightlight feature, you can program the LED light to turn on at a selected time. For added security, the LED light can be activated when motion is detected to deter unwanted guests.
Color Night Vision™
People coming towards your door will be always visible thanks to its Color Night Vision™ and low light capabilities.
Color Night Vision™
People coming towards your door will be always visible thanks to its Color Night Vision™ and low light capabilities.
No Monthly Fees
Local storage means No Monthly Fees. With the included WD microSD card, you will have ample storage and your video recordings remain safe and secure.
No Monthly Fees
Local storage means No Monthly Fees. With the included WD microSD card, you will have ample storage and your video recordings remain safe and secure.
Detect
Receive a Lorex Classic App notification message the moment someone enters the doorbell's customizable motion detection range.
Record
Thanks to a pre-recording feature, the doorbell will automatically start recording 5 seconds before the event starts so you don't miss any action.
Ring
Lorex Classic App will automatically send you a notification telling you that there is someone at the door.
Connected to your Wi-Fi and the Lorex 2K Wired Video Doorbell, the included chimebox will ring to alert you when a visitor presses the doorbell, even if you're in a far corner of your home and don't have your smartphone around.
Built-in speaker
You can choose from three levels of volume to set the ring to "just right".
Ringtone options
Choose from a selection of ringtones to fit your style.
Plug-and-play
Simply plug into a wall outlet and open your Lorex Classic App.
Easy pairing
Follow the easy in-app instructions to link your Chimebox to the Doorbell.
Answer your doorbell with Alexa™
Be notified when someone rings the doorbell, as well as answer it without using your phone. You can easily pull up the live feed on the video screen of your Amazon device or use it with Firestick to view video on your TV. For more information about current smart home integrations, visit our Smart Home Guide.
Expand your system with the Fusion Collection
The Lorex Fusion Collection is a set of Network Video Recorders (NVRs) and Wi-Fi devices that are united by our Lorex Classic App. Working together, the NVR can essentially "fuse" together Wired and Wi-Fi systems!
Network Video Recorders
Wi-Fi Devices
Lorex Home App
For more information, please visit our Fusion Collection Guide.
Mounting Bracket Wedges Included
Customize your 2K Video Doorbell installation to fit your needs with the two included mounting bracket wedges.
What's Included?
- Impressive 2K QHD Resolution for clear video quality.
- See more with the doorbell's 4:3 aspect ratio and 164° diagonal field-of-view.
- Get the best picture always with HDR imaging.
- Use pre-recorded messages or 2-way talk1 to greet visitors.
- Motion-activated LED warning light can be manually enabled or customized to only be triggered when a person detected.
- Deter unwanted guests with the remote-activated siren.
- Be aware of activity around your doorstep with built-in Person Detection feature.
- Receive notifications from the Lorex App™ app when motion is detection2.
- Local microSD storage, expandable up to 256GB.
- Adjust the viewing angle of your Video Doorbell with the included set of mounting bracket wedges.
- Pair with additional wired and wireless Fusion products to enhance your Lorex security experience.
- Be notified when someone rings the doorbell, as well as answer it without using your phone with Amazon Alexa™.
- Compatible with existing doorbell wiring (16V-24V) and traditional mechanical and electronic digital chimes.3
Each B451AJD Camera Includes:
- Audio recording without consent is illegal in certain jurisdictions. Lorex Technology does not assume liability for any use of its product that fails to conform with local laws.
- Requires a high-speed internet connection and a Wi-Fi router (not included) for remote access. A minimum upload speed of 3.5 Mbps is required for the best video performance.
- Requires 16 - 24 VAC. If the install location does not have this, a transformer will be required to operate properly. Consult a licensed electrician if in doubt.
- Not intended for submersion in water. Installation in a sheltered area recommended.
| Wi-Fi | IEEE802.11b/g/n,2.4GHz |
|---|---|
| App | iOS, Android |
| Audio | Built-in speaker |
| Interface | Reset button, pairing button |
| Power Supply | AC 90V~240V power supply, Wall-mounted Power plug |
| Power Consumption | <5W |
| Operating Temperature | -10°~+50°/14°~122°, Less than 95%RH |
| Dimensions (W × D × H) (without power plug) | 3.9 × 2.0 ×1.5" / 99 × 52 × 37.5mm |
| Weight | 0.44lb / 0.2kg |
| Compatibility | 2K Doorbell (B451AJD) |
Each ACCHM1 Includes:
Product Support
B451AJD - 2K Video Doorbell
ACCHM1 - Wi-Fi Chime