Akuvox R28A IP Video Intercom (2MP camera, H.265 & H.264 decoding, 4.3 inch color display, RFID card reader, keypad)

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 (Optional)
  • Wall-mounted DIM: 280x130x38mm
  • Working Temperature: -20°C ~ 55°C

SIP Endpoint

  • SIP v1(RFC2543), SIP v2(RFC3261)
  • Audio codecs: G.711a, G.711u, 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


  • 1×10/100 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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