Yeastar Neogate TG400 GSM

NeoGate TG series is a series of VoIP GSM gateway connecting GSM Network to VoIP Network directly, which can support two-way communications: GSM to VoIP or VoIP to GSM.
It is the best solution ever to connect IP-based telephone systems, and softswitches to GSM network; and also the best fallback solution when landline goes down.
Benefits:
Cost saving: reduces phone bills tremendously with mobile-to-mobile calls
Back up: Works as a cost-effective backup when the landline network goes down
Easy to install: Everything can be easily set up in the Web based management interface
Easy to integrate: High compatibility with major IP-PBX and softswitch brands