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Akuvox R20B 3-Button SIP Video Door Phone — AK-R20B3BONWALL
Akuvox R20B (3-button, on-wall) is a compact SIP video door phone for three apartments, offices or gates. Three call buttons with name plates, a 2 MP wide-angle camera and a built-in 13.56 MHz / 125 kHz card reader. IP65 aluminium body, PoE. Stocked in Australia by Infront Technologies.
- ✓Three call buttons with name plates — R20BX3 hardware
- ✓2 MP camera, 110° (H) / 58° (V), H.264 up to 1080p
- ✓RFID 13.56 MHz and 125 kHz · 2 relays · SIP and ONVIF
- ✓PoE 802.3af, IP65, on-wall 185 × 85 × 24 mm
Three buttons. Clear video.
A compact SIP door phone, not a mounting kit.
The AK-R20B3BONWALL is Akuvox’s R20BX3: three call buttons, 2 MP camera and card reader in an IP65 aluminium panel. Typical for small MDUs and shared commercial entries.
This SKU is the on-wall door station.
You receive the R20B three-button video door phone. An indoor monitor, electric lock, PoE injector and any flush box or rain cover are sold separately. It is not a bracket or accessory.
- Akuvox R20BX3 on-wall door phone
- Mounting hardware (where supplied)
- Quick-start documentation
- Compatible Akuvox indoor monitor or SIP endpoint
- PoE 802.3af
- Lock hardware on the two relay outputs
Unsure what’s compatible? See Pair it with below or contact us before ordering.
Built for tight entries.
This listing is the three-button on-wall R20B (R20BX3 datasheet V4.0): Linux, SIP, ONVIF, two relays, card reader.
Buttons
Three name plates, three calls.
Each row is a label window plus a bell button. Map each button to a different indoor station or ring group.
Need two buttons or five? Those are different R20B SKUs — the camera and reader stay the same.
Video
See the landing before you unlock.
2 MP CMOS, 110° × 58°, H.264 up to 1080p / 30 fps, IR for night, ONVIF for an NVR.
Two-way SIP audio with echo cancellation.
Access
Card reader and lock relays on board.
13.56 MHz and 125 kHz RFID, two relays, two inputs, Wiegand and RS485.
IP65 aluminium. On-wall 185 × 85 × 24 mm.
How it works
From doorbell to door.
01
Choose on-wall or flush
This SKU is the on-wall body. Flush work needs the R20B in-wall box.
02
PoE and SIP
802.3af to the RJ45, then register to indoor monitors or a SIP PBX.
03
Label the three buttons
Print name plates and map each button to the right indoor station.
04
Enrol cards if you use them
Load EM / MIFARE / DESFire credentials on the web portal.
At a glance
Key specs — AK-R20B3BONWALL
- Brand
- Akuvox
- Family
- R20B compact SIP door phone
- Camera
- 2 MP, 110° (H) / 58° (V), automatic lighting
- Video
- H.264 up to 1080p / 30 fps
- Audio
- SIP two-way with echo cancellation
- RF reader
- 13.56 MHz and 125 kHz
- I/O
- 2 relays, 2 inputs, Wiegand, RS485, 1× RJ45 10/100
- Power
- PoE 802.3af
- Protection
- IP65
- Body
- Aluminium-alloy front panel
- On-wall size
- 185 × 85 × 24 mm (H × W × D)
- Operating temperature
- −30 °C to +60 °C
- OS
- Linux
- Warranty
- Australian warranty via Infront Technologies
- This SKU
- R20BX3 on-wall (AK-R20B3BONWALL)
- Call buttons
- 3
- Capacity
- 4,000 users · 1,000 contacts · 20,000 cards
Pair it with
Typical building blocks
Indoor
Akuvox indoor monitor
Pair with a compatible Akuvox SIP indoor station so residents can see and speak to visitors.
Flush
R20B in-wall box
If the plate must sit flush, add the R20K/R20B in-wall installation kit.
Lock
Electric lock / maglock
Door station relays switch a lock PSU — they are not a complete lock kit on their own.
Network
PoE switch or injector
Use a PoE switch or injector that matches the station’s IEEE class (af or at).
Answers
Common questions
Is this a mounting accessory?
No. It is the three-button video door phone.
Difference versus the two-button SKU?
Button count only (R20BX3 vs R20BX2). Camera, reader, PoE and IP65 rating match.
PoE class?
IEEE 802.3af.
Outdoor?
IP65. Add a rain cover where the soffit does not shelter the panel.
Stocked for Australian installs.
Order R20B three-button through Infront Technologies when three name plates on one compact SIP station is the brief.
Installation & safety notice
Low-voltage product (SELV). Power from IEEE 802.3af PoE as stated on the Akuvox R20BX3 datasheet. Treat as SELV low-voltage equipment.
When a licensed tradesperson is required. Concealed structured data / intercom cabling is customer cabling under AS/CA S009 and must be performed by an ACMA-registered cabler. Any electric lock, maglock or dedicated lock PSU is a separate electrical/security install and may require a licensed electrician or security installer.
Specifications in good faith. Firmware features and packing details can change at Akuvox’s discretion — verify the attached datasheet (where provided) for your hardware revision before ordering. Stocked and supported by Infront Technologies.
- Audio
- SIP two-way with echo cancellation
- Operating temperature
- −30 °C to +60 °C
- Power
- PoE 802.3af
- Capacity
- 4,000 users · 20,000 cards
- Brand
- Akuvox
- Protection
- IP65
- Camera
- 2 MP, 110° (H) / 58° (V), automatic lighting
- Warranty
- Australian Warranty via Infront Technologies
- Video
- H.264 up to 1080p / 30 fps
- Product Type
- SIP door station
- Call Buttons
- 3 with name plates
- Model
- R20BX3
- Body
- Aluminium-alloy front panel
- Family
- R20B compact SIP door phone
- RF Reader
- 13.56 MHz and 125 kHz
- I/O
- 2 relays, 2 inputs, Wiegand, RS485, 1× RJ45 10/100
- OS
- Linux
- On-wall size
- 185 × 85 × 24 mm (H × W × D)