- Brand: Akuvox
- Model: R20A-2
- Product Type: Compact IP Door Intercom
- Camera: 2 MP with automatic lighting
- Field of View: 110° Horizontal, 58° Vertical
- Call Button: 1 integrated call button
- RF Card Reader: 13.56 MHz (NFC) & 125 kHz
- Audio: Two-way communication with echo cancellation
- Speaker: 4Ω / 3W
- Microphone Sensitivity: -40 dB
- Power Supply: 48VDC two-wire power supply
- Network Protocols: IPv4, HTTP, HTTPS, RTSP, RTP, TCP, UDP, DHCP
- Ports: Wiegand, RS485, relay output, input port
- Ingress Protection: IP65 weatherproof
- Installation: Flush mount or wall mount
- Operating Temperature: -30°C to +60°C
- Dimensions (Flush): 189 × 120 × 56.5 mm
- Weight: Approx. 0.60 kg