Support SIP2.0,TCP/IP,RTP/RTCP,HTTP,ICMP,ARP,DHCP,NTP/SNTP,TETP protocols Support STUN and symmetric RTP for NAT Interoperable with various 3rd party SIP end user device , Proxy / Registrar / Server , and gateway products. Advanced 32bit embed MCU + DSP technology to ensure superior audio quality. Advanced adaptive jitter buffer control, packet delay and loss concealment technology Support popular vocoders including G.723, G.729A/B,...

VoIP SIP ATA Analogue Telephone Adapter -TVG310 1. Features:Compatible to IEEE 802.3 10BASE-TX Ethernet and IEEE 802.3u 100BASE-TX fast Ethernet SupportG.711A/U,G.723.1,G.729 /A/B/AB and GSM610 voice codec Compatible with SIP2.0 and H.323 V4 protocal SIP RFC3261 TCP/IP: Internet protocal Support RTP RTCP protocal Support VAD(Voice activity detection)/CNG(Comfortable noise generation) Echo suppression: G.165/G.168 1 FXS port, 1 lifeline...

VoIP Protocol: SIP V2(RFC3261);MGCP(RFC2705) OffHook Detection: FXS Loop Start,DDI(HongKong) DTMF: SIP INFO;RFC2833 DTMF Relay;In-Band; Key Features:   Voice Codec:      G.711Alaw;G.711Ulaw;G.729A;G.723.1;GSM;iLBC;   Echo cancellation:G.168;Tail Length 8/16/32 milliseconds;   Dynamic Jitter Buffer;Voice Activity Detector(VAD);   and Comfort      Noise...

Support SIP      Support Bridge and Router(NAT&NAPT) models.     TCP/UDP/IP, ICMP, HTTP, DHCP Client (WAN Interface), DHCP Server(LAN Interface), DNS Client, DNS Relay, SNTP, PPPoE, FTP, TFTP.     Voice Codecs: G.711,G.729A/B     NAT penetration: STUN client, AVS and Citron etc. Can modify SIP register port, HTTP server port, Telnet server port...

Overview     The HT-912 is designed as a compact, high performance, and low cost VoIP Analog Terminal Adapter (FXS Gateway). It comes with one FXS port to interface with a traditional analog phone set or a PBX trunk line for VoIP communications.  It bundles with lots of features to meet the demand in various network environment.  It is an ideal low cost VoIP...