R28A SIP Video Intercom with LCD Keypad and Card Reader

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The Akuvox R28A is a new member of Akuvox smart intercom family which features a 4.3" display and H.265 video codec. This model is an all-aluminum body, 2M pixel auto-illuminated camera, numeric keypad with extra buttons, and it also supports infrared sensors, dust and water proof, flush mount and wall mount installation. Its SIP endpoint features return sound cancellation, voice activation detection, and a comfort noise generator.

  • Description

  • Features

  • The security that comes with being able to control who comes into your building along with the ability to verbally and visually confirm their identity is immeasurable. Akuvox's Video Doorphone R28A enables you to easily monitor an entrance door or gate and gives you the peace of mind knowing that your facility is more secure.

  • Physical & Power

    Body material: all-aluminum

    Camera: 2M pixels, automatic lighting

    Display: 4.3 Inch, color TFT LCD

    Numeric keypad with extra buttons

    Infrared Sensor: Support

    Wiegand port: Support

    RS485 port: Support

    RF Card Reader: 13.56MHz & 125kHz

    Relay In / OUT: 3 / 3

    802.3af Power-over-Ethernet

    12V DC connector (if not using PoE)

    12V 400mA power out for lock (only when 12V DC)

    Water-proof & Dust-proof: IP65

    Installation: Flush-mounted & Wall-mounted

    Flush-mounted DIM: 280x130x68mm

    Wall-mounted DIM: 280x130x38mm

    Working Temperature: -20℃ ~ 55℃

    SIP Endpoint

    SIP v1(RFC2543), SIP v2(RFC3261)

    Audio codecs: G.711a, G.711μ, G.722, G.729

    Video codecs: H.264, H.265

    Echo Cancellation

    Voice Activation Detection

    Comfort Noise Generator


    Resolution: up to 1080p

    Maximum image transfer rate: 1080p - 30fps

    High intensity IR LEDs for picture lighting during dark hours with internal light sensor

    Compatible to 3rdPartyVideo components, e.g. NVRs

    Door Entry Features

    Relays controlled individually by DTMF tones

    Camera permanently operational

    White balance: auto

    Auto-night mode with LED illumination


    1x10/100 Mbps Ethernet port

    Protocols support: IPv4, HTTP, HTTPS, FTP, SNMP, DNS, NTP, RTSP, RTP, TCP, UDP, ICMP, DHCP, ARP

    Application Scenarios

    Office door phone with on-site or hosted IP-PBX

    Remote site entry over Internet

    Apartment/flat intercom with door access control

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