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$3,435.00
DoorBird Surface-Mounted Letterbox with D2101KH IP Video Door Station, 1 Keypad, 1 Call Button—
$3,435.00
The Story
DoorBird Surface-Mounted Letterbox with D2101KH IP Video Door Station, 1 Keypad, 1 Call Button
Letterbox system with D2101KH IP Video Door Station, 1 keypad, 1 call button
(GTIN/EAN: 4260423900257, P/N: 423900257)
Highlights
- Letterbox flap
- Surface-mounted cover
- Keypad included
- LAN connection (PoE capable)
- 2-way audio
- Ultra-wide angle lens, 720p, night vision, 12 IR LEDs
- 4D motion sensor, RFID reader
- 2 freely configurable bistable switching relay
Features
- Open API - Local interface for integration with third-party systems and SIP
- Video and audio call - On smartphones, tablets (iOS, Android), IP and landline phones (SIP)
- Smart Transmission Mode (STM) - Real-time audio / video communication, optimized for mobile devices via WiFi, 3G, 4G, 5G
- Smart Home & NVR compatible - Control4, Loxone, Crestron, Synology, AVM FRITZ!Fon, URC, QNAP, RTI, ELAN, Fibaro, Bang & Olufsen and others
- Automatic door buzzer - For use in medical offices and office environments
- Free visitor history - Store still images for free, optional video recording available
-
Individual action schedules, e.g.: - RFID card “abc” has only access on Wednesday from 9 am until 11 am
4D motion sensor switches on external lamp between 9 pm and 6 am - Geofencing - Automatic door and gate opening when returning home
- Night vision - With 12 Infrared LEDs
- HDTV Video - Ultra wide-angle, hemispheric lens, 180°
- Light sensor - For night vision mode
- Microphone - Clear voice transmission
- Noise reduction and echo cancellation (AEC, ANR)
- RFID reader - Configurable remotely via App (e.g. time frame)
- Motion sensor with 4D technology - Distance up to 10 m (32.8 ft) adjustable via App (interval: 1 m/ 3.3 ft)
- Call button - With backlit nameplate
- Easy connection to the network - Connection via a network cable or bell wire via 2-Wire Ethernet PoE Converter “DoorBird A1071” (PoE, network data)
-
Two freely configurable bi-stable switching relays
Two doors or gates can be controlled via App
Status configurable via App: temporary or permanent circuit -
Keypad Module
Configurable via App
Up to 500 individual PIN codes
Individual events (e.g. trigger a relay, HTTP(s) request) - Surface-mounted letterbox - with panels
- Material - stainless steel V4A (resistant to saltwater and airborne rust), brushed
- Flap - Flush-mounted letter insertion flap without nameplate
-
Surrounding panel
2x Surrounding panel V4A for surface mounting (single C-profile)
4x Surrounding panel V4A for surface mounting (single L-profile)
| Material Guide |
|
Datasheet |
| App User Manual |

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
DoorBird Surface-Mounted Letterbox with D2101KH IP Video Door Station, 1 Keypad, 1 Call Button
Letterbox system with D2101KH IP Video Door Station, 1 keypad, 1 call button
(GTIN/EAN: 4260423900257, P/N: 423900257)
Highlights
- Letterbox flap
- Surface-mounted cover
- Keypad included
- LAN connection (PoE capable)
- 2-way audio
- Ultra-wide angle lens, 720p, night vision, 12 IR LEDs
- 4D motion sensor, RFID reader
- 2 freely configurable bistable switching relay
Features
- Open API - Local interface for integration with third-party systems and SIP
- Video and audio call - On smartphones, tablets (iOS, Android), IP and landline phones (SIP)
- Smart Transmission Mode (STM) - Real-time audio / video communication, optimized for mobile devices via WiFi, 3G, 4G, 5G
- Smart Home & NVR compatible - Control4, Loxone, Crestron, Synology, AVM FRITZ!Fon, URC, QNAP, RTI, ELAN, Fibaro, Bang & Olufsen and others
- Automatic door buzzer - For use in medical offices and office environments
- Free visitor history - Store still images for free, optional video recording available
-
Individual action schedules, e.g.: - RFID card “abc” has only access on Wednesday from 9 am until 11 am
4D motion sensor switches on external lamp between 9 pm and 6 am - Geofencing - Automatic door and gate opening when returning home
- Night vision - With 12 Infrared LEDs
- HDTV Video - Ultra wide-angle, hemispheric lens, 180°
- Light sensor - For night vision mode
- Microphone - Clear voice transmission
- Noise reduction and echo cancellation (AEC, ANR)
- RFID reader - Configurable remotely via App (e.g. time frame)
- Motion sensor with 4D technology - Distance up to 10 m (32.8 ft) adjustable via App (interval: 1 m/ 3.3 ft)
- Call button - With backlit nameplate
- Easy connection to the network - Connection via a network cable or bell wire via 2-Wire Ethernet PoE Converter “DoorBird A1071” (PoE, network data)
-
Two freely configurable bi-stable switching relays
Two doors or gates can be controlled via App
Status configurable via App: temporary or permanent circuit -
Keypad Module
Configurable via App
Up to 500 individual PIN codes
Individual events (e.g. trigger a relay, HTTP(s) request) - Surface-mounted letterbox - with panels
- Material - stainless steel V4A (resistant to saltwater and airborne rust), brushed
- Flap - Flush-mounted letter insertion flap without nameplate
-
Surrounding panel
2x Surrounding panel V4A for surface mounting (single C-profile)
4x Surrounding panel V4A for surface mounting (single L-profile)
| Material Guide |
|
Datasheet |
| App User Manual |





