Description Yeastar TG Series 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. This allows 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. Cost Savings – Save phone bills tremendously with mobile-to-mobile calls and LCR. Back up – Work 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. <span style="font-family: 'Open Sans'; font-size: 2
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