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Akuvox R28A SIP Video Doorphone
H.265 Doorphone
The Akuvox R28A SIP-enabled Video IP Intercom device is an elegant intercom with integrated colour camera, colour LCD display, digital phonebook, RFID card reader and numeric keypad.
The R28A enables door access through visual-to-visual communication where talking to and seeing visitors, as if in person, reinforces security in granting or denying access.
The Akuvox R28A Door Intercom model includes keypad for code-controlled access or communication with additional SIP devices on the network. It also features contactless RFID card reader for secure authentication and access via RFID card or keyfob.
Ideal for applications such as in domestic residence or office buildings, the R28A enables easy monitoring of an entrance area and convenient entry control.
Requires additional installation mounting bracket/kit (AKV-R28-IN-WALL for flush mount or AKV-R28-ON-WALL for surface mount), sold separately.
Features
- Vandal resistant all-aluminium body with flush buttons
- 116° wide angle 2M pixel camera with automatic lighting
- 4.3 inch colour LCD display screen
- PoE (IEEE802.3af, Power-over-Ethernet)
- Two-way audio communication over IP networks with Echo Cancel feature
- Supports multiple access control methods: NFC, RFID, digital phonebook, keypad
- Complies with SIP standard for easy integration in every SIP capable PBXes
- Complies with ONVIF standard for easy integration with any network surveillance system
Specifications
General
- Model: R28A
- Type: SIP IP video door intercom with keypad and display
- Front panel: Aluminum alloy
- Installation: Flush-mounted or wall-mounted
Display
- Screen: 4.3” TFT LCD color display
- Interface: Digital directory with keypad navigation
Camera & Video
- Camera: 2 MP CMOS with automatic lighting
- Sensor: 1/2.7” CMOS
- Video codec: H.264 / H.265
- Resolution: up to 1920 × 1080
- Frame rate: up to 30 fps
- Viewing angle: approx. 116° (H) / 60° (V)
- IR/LED illumination for low-light conditions
- Compatible with third-party systems (ONVIF, NVR)
Audio
- Two-way audio with built-in microphone and speaker
- Echo cancellation and noise reduction
- Codecs: G.711a, G.711μ, G.729, G.722
- SIP v1 (RFC2543), SIP v2 (RFC3261)
- DTMF: In-band, RFC2833, SIP Info
Access Control
- Numeric keypad with backlight
- RFID/NFC card reader:
- 125 kHz (EM)
- 13.56 MHz (MIFARE/NFC)
- Capacity: up to approx. 5,000 users/cards
- 3 relay outputs (door control)
- 3 inputs (exit button / sensors)
- Wiegand interface (in/out)
- RS485 interface
Networking
- Ethernet: RJ45, 10/100 Mbps
- PoE: IEEE 802.3af
- Protocols: IPv4, HTTP, HTTPS, FTP, SNMP, DNS, NTP, RTSP, RTP, TCP, UDP, ICMP, DHCP, ARP
- SIP and ONVIF support
- Remote access via cloud or web interface
Physical & Environmental
- Protection rating: IP65 (outdoor use)
- Operating temperature: approx. -40°C to +55°C
- Working humidity: 10 ~ 90%
- Dimensions (flush-mounted): approx. 280 × 130 × 68 mm
- Dimensions (surface-mounted): approx. 280 × 130 × 38 mm
- Weight: approx. 1 kg
Power
- Power supply: PoE (IEEE 802.3af) or 12V DC
Features
- Always-on camera with auto night mode
- LED illumination with light sensor
- Auto white balance
- DTMF-controlled relays
- Web-based configuration and management
- Firmware upgrade and configuration backup/restore
Application Scenarios
- Residential buildings and apartments
- Office and commercial access control
- Remote entry management via IP network
Datasheet
