Device profile · Specifications & compatibility
Blink Battery Doorbell 2K+
Blink · Doorbells · Model BDM00400U
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- Blink Battery Doorbell 2K+ lists Wired; Field Of View: 140° Horizontal / 140° Vertical / 173° Diagonal; Home Assistant.
- Check voltage, power supply and installation requirements.
- Wired power does not establish wired network connectivity.
Browse more from Blink or explore all doorbells in our catalog.
- Recorded year
- 2026
- Recorded warranty
- 1 year
- Dimensions
- 130 x 48 x 34 mm
- Weight
- 4oz
The details that shape your choice
Blink Battery Doorbell 2K+ Quick Features
Start with these specifications, then check the full details and conditions below.
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From specification to decision
Blink Battery Doorbell 2K+: Capabilities And Limitations
Based on listed specifications, not hands-on testing. Manufacturer sources are linked where checked.
What it offers
A Home Assistant integration is listed, providing an integration path to verify for the exact model. Check the exact integration and firmware. A catalog integration label does not establish local control, official support or available entities. Official Home Assistant Blink integration, the device must be on a Blink Sync Module
View Home Assistant details →
What to consider
RTSP is listed as unsupported; do not assume an RTSP recorder can use this device.
View RTSP details →A microSD card slot is listed as unavailable; check the alternative storage routes.
View microSD card slot details →Matter is listed as unsupported; check another documented integration if Matter is essential to your setup.
View Matter details →
Still needs verification
Confirm these details if they matter to your setup.
Questions About Blink Battery Doorbell 2K+
Is wired power recorded for Blink Battery Doorbell 2K+?
Yes, according to the listed specifications. Check voltage, power supply and installation requirements. Wired power does not establish wired network connectivity.
View Wired specifications →Does Blink Battery Doorbell 2K+ support RTSP?
No, according to the listed specifications. Verify firmware, stream settings and recorder compatibility; RTSP alone does not confirm every recording feature.
View RTSP specifications →Does Blink Battery Doorbell 2K+ have a microSD card slot?
No, according to the listed specifications. Check supported capacity, card inclusion and which recording or storage modes use the card.
View microSD card slot specifications →What is the field of view of Blink Battery Doorbell 2K+?
Field Of View: 140° Horizontal / 140° Vertical / 173° Diagonal. Check whether the angle is diagonal, horizontal or vertical before comparing coverage.
View Field Of View specifications →What is the cloud-storage requirement of Blink Battery Doorbell 2K+?
Cloud is listed as “Subscription required”. The stated condition applies to this feature. Check current plan fees, retention and supported recording modes before budgeting; the catalog does not establish present subscription terms.
View Cloud specifications →Explore the full picture
Blink Battery Doorbell 2K+ Specifications
Recorded catalog values. Expand notes for qualifications; unknown values are not treated as missing features.
0 of 47 fields matched to manufacturer documentation. Source checks apply only to the named model and stated scope. Other fields remain catalog data. How we verify specifications →
Power3 fields
| Wired | Yes |
|---|---|
| Rechargeable Battery | NoDetails & conditionsThree AA 1.5V lithium non-rechargeable batteries |
| Battery Life | 2 years |
Video14 fields
| Hd Video | Yes |
|---|---|
| 2k Video | Yes |
| Hdr | No |
| Black White Night Vision | Yes |
| Color Night Vision | Yes |
| 24 7 Live Streaming | No |
| 24 7 Video History | No |
| Video Event History | Yes |
| Offline Video Event History | No |
| Powerless Video Event History | No |
| Field Of View | 140° Horizontal / 140° Vertical / 173° Diagonal |
| Privacy Zone | Yes |
| Web Rtc | No |
| RTSP | No |
Alerts6 fields
| Motion | Yes |
|---|---|
| People | Subscription required |
| Packages | No |
| Animals | No |
| Vehicles | Subscription required |
| Familiar Faces | No |
Connectivity3 fields
| 2.4 GHz Wi-Fi | Yes |
|---|---|
| 5 GHz Wi-Fi | No |
| Ethernet | No |
Features5 fields
| Outdoor Custom Ringtone | Not recorded |
|---|---|
| Indoor Custom Ringtone | Not recorded |
| Voice Changing | No |
| Automatic Replies | No |
| Automations | Not recorded |
Hub3 fields
| Zigbee coordinator | No |
|---|---|
| Thread border router | No |
| Matter bridge | No |
Included Accessories1 fields
| Chime | No |
|---|
Integrations6 fields
| Google Home | No |
|---|---|
| Alexa | Yes |
| Apple Home | No |
| SmartThings | No |
| Home Assistant | YesDetails & conditionsOfficial Home Assistant Blink integration, the device must be on a Blink Sync Module |
| Matter | No |
Motion Detection3 fields
| Customizable Motion Zones | Yes |
|---|---|
| Angle Of Detection | 140° Horizontal |
| Range Of Detection | 10 m |
Storage3 fields
| Internal Storage | No |
|---|---|
| microSD card slot | No |
| Cloud | Subscription required |
How this device compares
Blink Battery Doorbell 2K+ vs Other Similar Models
Statistical context from 43 doorbells in this catalog. These figures describe our recorded data, not independent measurements.
Recorded feature coverage
Color Night Vision: 21 of 40 known answers are Yes
Video: 53% among explicit Yes/No answers; 3 of 43 devices have no resolved answer. Check the specifications for this model’s conditions.
Recorded feature coverage
2k Video: 29 of 43 known answers are Yes
Video: 67% among explicit Yes/No answers; 0 of 43 devices have no resolved answer. Check the specifications for this model’s conditions.
Recorded feature coverage
Privacy Zone: 23 of 32 known answers are Yes
Video: 72% among explicit Yes/No answers; 11 of 43 devices have no resolved answer. Check the specifications for this model’s conditions.
Brand representation in this directory
3 of 43 models are from Blink
Counts doorbells listed here, not sales or market share. Catalog inclusion does not imply a recommendation.
Side-by-side specification comparison
Compare Blink Battery Doorbell 2K+ vs Similar Doorbells
See how Blink Battery Doorbell 2K+ stacks up against other doorbells in this catalog. Compare specifications, compatibility and pricing.
Catalog specifications have not all been independently checked against manufacturer sources. Read our data and evidence methodology.