1-port E1 Voice HMIM Module, used to connect to PBX, PSTN, or WAN using E1 standard interface; for use with selected MSR routers Features Electronic and telephone support: limited electronic and bu...
2-port E1 Voice HMIM Module, used to connect to PBX, PSTN, or WAN using E1 standard interface; for use with selected MSR routers Features Electronic and telephone support: limited electronic and bu...