Detil
S2 is a module with 2 FXS ports to terminate two analog telephone.
It can be used for all model of Yeastar S-Series & P-Series VoIP PBX.
S2 is a module with 2 FXS ports to terminate two analog telephone.
It can be used for all model of Yeastar S-Series & P-Series VoIP PBX.