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Yeastar TG400 – 4-Port GSM VoIP Gateway

A flexible GSM gateway that bridges IP-based phone systems with GSM networks. With 4 GSM channels, the TG400 enables businesses to reduce call costs, add mobile connectivity, and integrate SMS features with their VoIP infrastructure.

Key Features:

  • 4 GSM channels for voice and SMS communication
  • Seamless integration with IP-PBX, softswitch, and VoIP gateways
  • Supports SIP and IAX2 protocols
  • Mobile-to-IP and IP-to-mobile call routing
  • SMS to Email / Email to SMS functionality
  • Mobile number portability (MNP) and PIN authentication
  • Easy deployment with a web-based management interface
  • Compact design for flexible installation