Yeastar PBX

The Yeastar EX30 expansion board adds one E1/T1/PRI port to compatible Yeastar S100 and S300 IP-PBX systems, enabling seamless integration between VoIP and digital phone networks. It features one onboard E1/T1/PRI interface and supports installation of up to two boards in the S100 and up to three boards in the S300 for expanded connectivity.

Yeastar GSM module fits in MyPBX  of yeastar brand, Your employees can make calls to GSM Network. Customer will pay PTA IMEI Tax