Compact Video Doorphone, Powerful in Performance

The Akuvox R20A is a sleek and space-saving video doorphone designed for smart home and commercial use. With a size comparable to an iPhone XR, it offers high-definition video, crystal-clear audio, and robust access control features—all in a durable, weather-resistant housing (IP65). Powered by SIP protocol and PoE technology, the R20A ensures seamless integration with PBX systems and video surveillance networks, making it a reliable solution for secure and modern entry systems.

Technical Specifications – Akuvox R20A

Video & Display

• Image Sensor: 1/2.7" CMOS

• Resolution: Up to 1920 × 1080 pixels (1080p)

• Frame Rate: 30 FPS

• Field of View: 110° (H) / 58° (V)

• IR Night Vision: Built-in IR LED with light sensor

• Video Compression: H.264

• NVR Compatibility: Compatible with third-party NVR and video systems

Audio & Communication

• Microphone: Built-in, -40 dB sensitivity

• Speaker: 4Ω / 3W

• Audio Features: Echo cancellation, Voice activation detection, Comfort noise generator

• SIP Protocol: SIP v1 (RFC2543), SIP v2 (RFC3261)

• Audio Codecs: G.711a, G.711μ, G.729, G.722

• DTMF Support: In-band, out-of-band (RFC2833), SIP Info

Network & Connectivity

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

• Ethernet Port: RJ45, 10/100 Mbps

• PoE Support: IEEE802.3af

• Power Input (Alternative): 12V DC

• Wi-Fi Connectivity: Not supported

General Specifications

• Material: Aluminum alloy housing

• Dimensions (Flush Mount): 189 × 120 × 56.5 mm

• Dimensions (Surface Mount): 145 × 85 × 27.5 mm

• Operating Temperature: -30°C to +60°C

• Storage Temperature: -40°C to +70°C

• Operating Humidity: 10% to 90% RH

• Weather Resistance: IP65 rated

• Installation Method: Surface or flush mount

Access Control Features

• Button: Single call button

• Relay Outputs: 2 relay outputs

• Inputs: 2 inputs

• RF Card Reader: Supports 13.56MHz (NFC) and 125kHz cards

• Wiegand Interface: Supported

• RS485 Port: Supported

• Auto Night Mode: Supported with automatic white balance

• Minimum Illumination: 0.1 Lux

Management & Maintenance

• Auto Provisioning: Supported

• Web Configuration Portal: Supported

• Packet Capture via Web: Supported

• Backup & Restore Settings: Supported

• Access Log Export: Supported

• Access Schedule Import/Export: Supported

• Firmware Upgrade: Supported

• System Logs: Available, including access records