TG as a SIP Registrar
<div align="justify"> TG VoIP GSM Gateway can work as SIP registrar for IP phones to register. For small offices with only a handful of people, instead of purchasing IP-PBX, a GSM VoIP gateway and a few IP phones can already fulfill the need to make and receive calls. TG provides GSM trunks for outbound and inbound calls and bulk messaging feature to expand business. </div> </br><b><font color="#00a0e3">Benefits</b></font> <ul> <li><b>Mobile connectivity</li></b> Without the restrictions of physical location, users can dial out with GSM trunks of TG and save the cost of PSTN local cabling. <li><b>Advantageous SMS Service</li></b> Enterprises will be able to send and receive SMS and send bulk SMS via TG. <li><b>Future-proof solution</li></b> NeoGate and IP phones can still be used when the office expands and requires an IP telephone system. </ul> </br><div align="center"><img src="http://www.yeastar.com/images/Solutions/TG_as_a_SIP_Registrar.jpg" style="width:800px" alt="VoIP GSM Gateway"></div> </br><a href="http://www.yeastar.com/download/Yeastar_TG_Applications_and_Solutions.pdf" target="_blank"><img src="http://www.yeastar.com/images/download_icon.png"></a>
VoIP GSM Gateway TG100
Yeastar TG100 is a fully featured 1 port VoIP GSM/CDMA/UMTS gateway that provides GSM/CDMA/UMTS network connectivity for softswitch and IP PBX.
VoIP GSM Gateway TG1600
Yeastar TG1600 is a VoIP GSM/CDMA gateway with 16 channels providing GSM/CDMA network connectivity for softswitches, and IP-PBXs.
VoIP GSM Gateway TG200
Yeastar TG200 is a VoIP GSM/CDMA/UMTS gateway with 2 channels providing GSM/CDMA/UMTS network connectivity for soft switches, and IP-PBXs.
VoIP GSM Gateway TG400
Yeastar TG400 is a compact 4 channels VoIP GSM/CDMA/UMTS gateway that connects GSM/CDMA/UMTS network with VoIP.
VoIP GSM Gateway TG800
Yeastar TG800 is a powerful VoIP GSM/CDMA/UMTS gateway with 8 channels, bridging between GSM/CDMA/UMTS network and IP-based systems.