VoIP Phone is a Telecommunications product. Key specs — Origin: China (Mainland).
Product Description
Key features: 1) Support SIP 2.0, TCP/UDP/IP, RTP/RTCP, , , ICMP, ARP, DHCP, NTP/SNTP, TFTP protocols 2) Support STUN and symmetric RTP for NAT 3) Interoperable with various 3rd party SIP end user device, Proxy/Registrar Server, and gateway products 4) Advanced 32bit embed MCU + DSP technology to ensure superior audio quality 5) Advanced adaptive jitter buffer control, packet delay and loss concealment technology 6) Support popular vocoders including G.723, G.729A, G.711(a-law and u-law), G.726 (40K/32K/24K/16K) 7) Support standard voice feature such as Caller ID Display, Call Waiting, Hold, Transfer, in-band and out-of-band DTMF, three way conference 8) Support Silence Suppression, VAD(Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation(G.168), and AGC(Automatic Gain Control) Hardware specifications: 1) Dimensions: 230mm x 175mm x 50mm 2) Weight: 0.8kg 3) LCD: 3 lines x 16 character for alphanumeric display 4) IP network port: 1 x 10Base-T LAN port 5) Universal power supply: 110-230V input, 5V DC/5W 6) Humidity: 10-95% no dew 7) Operating temperature: 0-50°C (32° to 122° F)
