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Akuvox E21V is a vandal-resistant SIP emergency intercom with a 2 MP camera: one call button, hands-free audio, a 316-grade stainless steel front rated IP65 and IK10, and two relays. For car parks, campuses and gates.
- ✓2 MP camera, 116° (H) / 60° (V), 1080p at 30 fps, IR night lighting and motion sensor
- ✓One call button, hands-free audio with echo cancellation, line out
- ✓316-grade stainless steel · IP65 · IK10 · 210 × 120 × 45.6 mm
- ✓2 relays, 2 inputs · PoE 802.3af or 12–24 V DC · SIP and ONVIF
A help point that sees and hears.
2 MP video, IP65, IK10.
The AK-E21V is Akuvox’s E21V: the E21 vandal-resistant emergency intercom with a 2 MP camera. One press calls security hands-free, and the guard sees who is asking for help.
This SKU is the intercom station only.
You receive the E21V station. The E21 in-wall box or on-wall rain cover, PoE switch and the answering endpoint are sold separately.
- Akuvox E21V emergency intercom
- Quick-start guide
- E21 in-wall box (flush) or E21 on-wall rain cover (surface)
- PoE 802.3af switch or injector (or 12–24 V DC)
- SIP endpoint to answer: guard station, Akuvox indoor monitor or PBX
Press once. Security answers.
Car parks, campuses, medical centres, subways and industrial parks: wherever people need to call for help, the E21 gives them one big button and a clear voice line to the guard.

Video
See who is calling for help.
A 2 MP 1/2.8″ camera covers 116° × 60° and streams H.264 up to 1920 × 1080 at 30 fps. IR LEDs and a light sensor keep the picture usable at night, down to 0.1 lux.
ONVIF and RTSP let you record the help point on your NVR. A motion sensor is built in.
Audio
Clear speech in noisy places.
Hands-free speaker and microphone with echo cancellation, voice activity detection and G.722 wideband audio carry a clear conversation in car parks and stations.
A line-out port is provided for external audio equipment, and calls go over SIP to any guard station, indoor monitor or PBX.

Install
Flush in its box, or on the wall.
210 × 120 × 45.6 mm, IP65 and IK10, −20 °C to +55 °C. Flush-mount with the E21 in-wall box, or surface-mount with the E21 on-wall rain cover.
Two relays (DTMF controlled) and two inputs open a gate or boom and take a door sensor. Power from 802.3af PoE or 12–24 V DC.
How it works
From wall to first call.
01
Mount
Set the E21 in-wall box for a flush finish, or fix the on-wall rain cover for surface mounting.
02
Power
Run Cat5e/Cat6 with 802.3af PoE to the RJ45, or land 12–24 V DC.
03
SIP
Register the station and set the number the call button dials.
04
Test
Press the button, check audio and video, and confirm any relay opens the gate or boom.
At a glance
Key specs — AK-E21V
Show all specifications
- Front panel
- 316-grade stainless steel, IP65 / IK10
- Camera
- 2 MP, 1/2.8″ CMOS, 116° (H) / 60° (V)
- Video
- H.264, up to 1920 × 1080 at 30 fps
- Night
- IR LEDs, light sensor, 0.1 lux; motion sensor
- Button
- 1 call button
- Audio
- Hands-free, echo cancellation, line out
- Codecs
- SIP v1 / v2, G.711a, G.711μ, G.722
- I/O
- 2 relays, 2 inputs, DTMF relay control
- Power
- PoE IEEE 802.3af or 12–24 V DC
- Mounting
- Flush (E21 in-wall box) or surface (E21 on-wall rain cover)
- Size
- 210 × 120 × 45.6 mm (H × W × D)
- Working temperature
- −20 °C to +55 °C
- Warranty
- Australian warranty
- Brand
- Akuvox
- Reference
- AK-E21V
Physical and power
- Front panel
- 316-grade stainless steel
- Camera
- 2 MP with automatic lighting
- Call button
- 1
- Reset button
- 1 (on board)
- Infrared LED
- Yes
- Light sensor
- Yes
- Motion sensor
- Yes
- Speaker / microphone
- 1 / 1
- Ethernet
- RJ45, 10/100 Mbps adaptive
- Power
- IEEE 802.3af PoE, or 12–24 V DC connector when not using PoE
- Installation
- Flush-mounted
- Dimensions (H × W × D)
- 210 × 120 × 45.6 mm
- Ingress / impact protection
- IP65 / IK10
- Working temperature
- −20 °C to +55 °C
- Storage temperature
- −40 °C to +70 °C
- Working humidity
- 10–90%
- Operating system
- Linux
Interfaces
- Relay outputs
- 2
- Inputs
- 2
- Line out
- Yes
Audio
- SIP
- SIP v1 (RFC 2543), SIP v2 (RFC 3261)
- Narrowband codecs
- G.711a, G.711μ
- Wideband codec
- G.722
- DTMF
- In-band, out-of-band (RFC 2833), SIP INFO
- Processing
- Echo cancellation, voice activity detection, comfort noise generator
Video
- Sensor
- 1/2.8″ CMOS
- Resolutions
- CIF, VGA, 4CIF, 720p, 1080p
- Maximum resolution
- 1920 × 1080
- Frame rate
- 1080p at 30 fps
- Codec
- H.264
- Viewing angle
- 116° (H) / 60° (V)
- Night mode
- Automatic, with LED illumination
- Minimum illumination
- 0.1 lux
- White balance
- Auto
- Camera
- Permanently operational
- Third-party video
- Compatible with NVRs (ONVIF, RTSP)
Door entry
- Relay control
- Each relay controlled individually by DTMF tones
Network and management
- Protocols
- IPv4, HTTP, HTTPS, FTP, DNS, NTP, RTSP, RTP, TCP, UDP, ICMP, DHCP, ARP
- Provisioning
- Auto-provisioning
- Management
- Web portal, configuration backup / restore, firmware upgrade
- Logs
- System logs including door access logs, entry log export, web packet capture
- Access table
- Export / import
Pair it with
Completes a help-point system
Flush
E21 in-wall box
Recesses the station into the wall.
Surface
E21 on-wall rain cover
Surface mount with a built-in rain hood.
Answer
Akuvox indoor monitor
A guard room monitor can answer E21 calls over SIP.
Works with
Platforms and integrations
SIP PBX and guard phones
Standard SIP v1 / v2 lets the E21V ring a guard-room phone, ring group or Akuvox indoor monitor on your own PBX.
NVRs over ONVIF / RTSP
Record the help-point camera on an ONVIF or RTSP-capable NVR alongside your CCTV.
Gates, booms and doors
The guard opens a gate, boom or door during the call by sending DTMF tones that trigger either relay.
External audio (line out)
The line-out port passes call audio to an external amplifier or recording device.
Watch
See it in action
Downloads
Datasheets and guides
Compliance certificates and technical documents are available on request for tenders and installers — send an enquiry.
Answers
Common questions
What is the difference between E21V and E21A?
Same 316 stainless IP65 / IK10 body, button, audio and relays. E21V adds a 2 MP camera (116° × 60°, 1080p) with IR night lighting and a motion sensor; E21A is audio-only.
Can it be used outdoors?
Yes. The front is IP65 and IK10, rated −20 °C to +55 °C. In exposed spots the E21 on-wall rain cover adds a hood.
How is it powered?
IEEE 802.3af PoE, or a 12–24 V DC supply.
How is it mounted?
The E21 is flush-mount: use the E21 in-wall box (190 × 100 × 60 mm cut-out), or surface-mount it with the E21 on-wall rain cover. Both are sold separately.
Can the guard open a gate?
Yes. The two relays are triggered individually by DTMF tones from the answering phone during the call.
How high should it be mounted?
Akuvox's placement drawing puts the button centre no higher than 1,200 mm above ground, with the bottom of the panel at about 1,130 mm.
Will it record to my NVR?
Yes. The E21V supports ONVIF and RTSP, so a compatible NVR can record the 1080p help-point camera.
Is the answering station included?
No. Calls go to any SIP endpoint — a guard-room phone, softphone, PBX extension or Akuvox indoor monitor — sold separately.
An outdoor help point.
Choose E21V when the guard needs to see the caller — or E21A when audio is enough.
Installation & safety notice
Low-voltage product (SELV). Power from IEEE 802.3af PoE or a 12–24 V DC supply. Treat as SELV low-voltage equipment.
When a licensed tradesperson is required. Concealed data and intercom cabling is customer cabling under AS/CA S009 and must be installed by an ACMA-registered cabler. Electric locks, maglocks and lock power supplies may require a licensed electrician or security installer.
- Audio
- Hands-free, echo cancellation, G.711 / G.722
- Power
- PoE 802.3af or 12–24 V DC
- Colour
- Stainless steel
- Installation
- Flush (in-wall box) or surface (on-wall rain cover)
- Working Temperature
- −20 °C to +55 °C
- Brand
- Akuvox
- Protection
- IP65 / IK10
- Motion Sensor
- Yes
- Camera
- 2 MP, 1/2.8″ CMOS, 116° (H) / 60° (V)
- Network
- RJ45 10/100 Mbps, ONVIF, RTSP
- Size
- 210 × 120 × 45.6 mm (H × W × D)
- Warranty
- Australian warranty
- Video
- H.264, up to 1920 × 1080 at 30 fps
- Product Type
- SIP video emergency intercom
- Call Buttons
- 1
- Model
- E21V
- Night Vision
- IR LEDs and light sensor, 0.1 lux
- I/O
- 2 relays, 2 inputs, line out
- OS
- Linux
- Front panel
- 316-grade stainless steel
















































