Description Yeastar EX08 VoIP Expansion Card The Yeastar EX08 VoIP Expansion Card is a versatile add-on designed to extend the functionality of Yeastar S100 and S300 IP PBX systems. Featuring four modular slots, this expansion card provides unmatched flexibility by accommodating a wide range of Yeastar modules, including analog (O2, S2, B2), cellular (GSM, 3G, 4G LTE), and digital (EX30 for PRI, EX04 for additional module slots). This modular approach enables businesses to tailor their communication infrastructure to meet specific needs, whether integrating analog phone lines, adding cellular connectivity for remote or failover scenarios, or incorporating digital ISDN connections. The EX08 card…