overview

Almost the size of an iPhone XR, Akuvox R20A-2 is a SIP video door phone specially designed for narrow space.

•  physical & power:Front panel: PlasticRAM / ROM: 64MB / 128MBDisplay: 7 Inch TFT LCDScreen: 7 Inch capacitive touch screenWi-Fi: IEEE802.11 b/g/n, @2.4GHzRS485 port: SupportRelay out: 1Bell in: 1I/O: 8Microphone: -58dBSpeaker: 4Ω / 2W2-wire ports: 2 pairEthernet ports: 1xRJ45, 10/100Mbps adaptive48V DC connector (if not using NS-2)Installation: Wall-mounted & Desktop
• Touch Screen Display:Display Mode: Normally white, TransmissiveLCD Size: 7inch (Diagonal)Resolution: 800x480Contrast ratio: 500:1Luminance: 220 cd/m²Viewing Angle: 50° Left, 50° Right, 40° Upper, 50° LowerTouch Screen: Projected capacitive
• Audio :SIP v1 (RFC2543), SIP v2 (RFC3261)Narrowband audio codec: G.711a, G.711μ, G.729Broadband audio codec: G.722DTMF: Out-of-band DTMF (RFC2833), SIP InfoEcho Cancellation
• video :Streaming formats: H.264
• Networking & protocol : Protocols support: IPv4, HTTP, HTTPS, FTP, SNMP, DNS, NTP, RTSP, RTP, TCP, UDP, ICMP, DHCP, ARP