A GSM gateway for connecting GSM networks to VoIP networks for two-way communication. The TG200 is ideal for connecting IP Phones, soft switches, and IP-PBX's to GMS network, and is the best fallback solution for land land outages.
With Yeastar S-Series, all the telephony interfaces are modular and customizable, S300 allow 3 Expansion Boards and Telephony Modules to add telephony interfaces.
S50 is a compact and full-featured IP-PBX that comes in a 19’’ 1U rack-mountable chassis. The advanced module-based S50 is capable of supporting ISDN BRI, PSTN, and GSM connectivity, providing VoIP communications for up to 50 users.
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