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Yeastar S20 VOIP PBX
20 Users
10 Concurrent Calls
Up to 4 FXS/FXO/BRI Ports
Up to 1 GSM/3G/4G Channel
20 VoIP Trunks
20 Users
10 Concurrent Calls
Up to 4 FXS/FXO/BRI Ports
Up to 1 GSM/3G/4G Channel
20 VoIP Trunks
