Yeastar TG400 VoIP GSM Gateways connect GSM or WCDMA or 4G LTE to VoIP networks to provide two-way communication: GSM/3G/4G to VoIP and VoIP to GSM/3G/4G. The Yeastar TG400 will allow you to connect most IP-based telephone systems including Yeastar IP Phone Systems, and softswitches to a GSM or 3G WCDMA or 4G LTE; which can provide a sophisticated fallback solution when landlines go down, or be used to increase call traffic capacity by providing additional dial-tone.
Benefits
► GSM Voice Calls
► VoLTE for HD Calls
► Maximum Cost Reduction
► Top Quality and Reliability
► Mobile Connectivity for SMB
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