Ex30 Ei Yeaster Expansion Module Ex30

Upgrade your Yeastar PBX system with the Yeastar EX30 Expansion E1 Module, featuring a single E1/T1/PRI port for seamless connectivity to digital trunks. Compatible with Yeastar S100, S300, P560, and P570, this module enhances your telephony infrastructure with support for 10–30 additional channels