Product Description
E21
Vandal-resistant Emergency Intercom
Akuvox E21 is a SIP emergency intercom with or without a camera. It is typically used in public space like parking lots and subways.
Akuvox E21 is a SIP emergency intercom with or without a camera. It is typically used in public space like parking lots and subways.
At a Glance
Vandal resistant body, with a panic button;
Wide-angle camera: 116° (H), 60° (V);
PoE (IEEE802.3af, Power-over-Ethernet);
Two-way audio communication over IP networks with Echo Cancel feature;
Complies with SIP standard for easy integration in every SIP capable PBXes;
Complies with ONVIF standard for easy integration with any network surveillance system;
Physical & Power
Front panel: 316 grade stainless steel
Camera: 2M pixels, automatic lighting
Button: 1 panic button
Reset: 1 reset button (on board)
Light sensor: Support
Infrared sensor: Support
Relays out: 2
Inputs: 2
Microphone: -40dB
Speaker: 8Ω / 1.5W
Ethernet port: RJ45, 10/100Mbps adaptive
802.3af Power-over-Ethernet
12 ~ 48V DC input (if not using PoE)
Water-proof & Dust-proof: IP65
Installation: Flush-mounted
Flush-mounted DIM: 210x120x61mm
Working Humidity: 10~90%
Working Temperature: -20°C ~ +55°C
Storage Temperature: -40°C ~ +70°C
Audio
SIP v1 (RFC2543), SIP v2 (RFC3261)
Narrowband audio codec: G.711a, G.711μ, G.729
Broadband audio codec: G.722
DTMF: In-band, out-of-band DTMF (RFC2833),SIP Info
Echo Cancellation
Voice Activation Detection
Comfort Noise Generator
Video
Sensor: 1/2.7”, CMOS
Pixels: CIF, QCIF, VGA, 4CIF, 720p
Video codec: H.264, H.265
Video resolution: up to 1920x1080p
Max. image transfer rate: 1080p – 30fps
Viewing angle: 116°(H) / 60°(V)
High intensity IR LEDs for picture lighting during dark hours with internal light sensor
Compatible to 3rd-Party-Video components,e.g. NVRs
Door Entry Feature
Relays controlled individually by DTMF tones
Camera permanently operational
Auto-night mode with LED illumination
White balance: auto
Minimum illumination: 0.1LUX
Networking & Protocol
Protocols support: IPv4, HTTP, HTTPS, FTP,SNMP, DNS, NTP, RTSP, RTP, TCP, UDP, ICMP,DHCP, ARP
Deployment & Maintenance
Auto-Provisioning
Web management portal
Web-based packet dump
Configuration backup / restore
Entry log export
Access table export / import
Firmware upgrade
System logs (include door access logs)
Target Groups
Education: universities, campuses, schools
Logistics & Transportation: airports, parking lots
Healthcare: hospitals, laboratories