Voip SIP Gateway,IP ATA,VoIP Gateway,IAX2:
1.Support SIP 2.0, TCP/UDP/IP
2.The powerful DSP digital audio processor,DNS, route
1) Standard SIP 2.0 terminal product, powerful applicability, and best for global popularizing; 2) Support SIP 2.0, TCP/UDP/IP, RTP/RTCP, ICMP, ARP/RARP, NTP, PPPoE, TFTP, HTTP, etc; 3) Support G.711 (a-law and u-law), G.723.1 (5.3K/6.3K), G.723 (40K/32K/24K/16K), G.728, G.729A/B, iLBC; 4) The powerful DSP digital audio processor to keeping a wonderful audio-quality; 5) Inside DNS, route, NAT, DMZ, the gateway and DHCP (the client end and the server end); 6) Advanced shaking control, and the technology of hiding the lost massage 7) Support incoming call on show, restricting, and holding, disconnection, call transfer, call divert, dialing project, etc. Support conference call; 8) Supports VAD, CNG, AGC, the echo eliminates (G.168) and the static sound suppression; 9) Support layer 2 (802.1Q VLAN, 802.1p) and layer 3 (QoS,, ToS DiffServ, MPLS) 10) Powerful long-distance TFTP or HTTP manages; 11) To dispose through the browser or the voice hint; 12) NAT automatic penetration; 13) Support passing through and T.38 fax; 14) Good for the environment, according to the international electromagnetism radicalizations standard; 15) Select high quality material, original electro circuit design, and no electric current noise, work steadily; 16) Porcelain and legerity design let you feel the full-bodied appetency of the product besides expediency schlepping
Shenzhen Netphone Technology Co., Ltd. is a high-tech company specialized in VoIP Products. Our develop direction is the newly generation network communication. We are proud of our highly professional team which has many experts and management staff members with rich experiences in computer network, data processing, telecommunications, mobile communications and network integrations. We provide VoIP products such as WIFI phones, VoIP gateways, IP phones, USB phones and other related products. ...