voip gateway gw140 Welcome         My Home         Contact Details My Products         Network Communications Trade Leads         My Sell Offers         My Buy Offers Search   Description 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 Line Echo Cancellation：G.168 Support popular vocoders including G.723, G.729A/B, G.711(a-law and u-law), G.726 Support standard voice feature such as Caller ID Display ,Call Forward, in-band and out-of-band DTMF, Dial Plans CNG (Comfort noise generation) Support Silence Suppression, VAD(Voice Activity Detection), CNG(Comfort Noise Generation), Line Echo Cancellation(G.168), and AGC(Automatic Gain Control)  Send Inquiries Add to Basket Add Contact Add to Favorites Price 0.00 Location china Minimum Order 0 Quantity random Shipping Cost 0.00 Samples Available yes Product Status New Posted On Sep 26th,2008 12:00 AM Posted By wuxuehui [ Free Member ] Payments Mode Categories Home > Telecommunications > Network Communications