IP PBX-D301 provides a centralized solution for enterprise communication needs. Support 100 users, 50 concurrent calls, support up to 4 analog extension (FXS) or 4 analog outside line (FXO), truly set voice, video, paging, fax, conference, recording and other practical functions in one. It is a truly powerful hardware platform, and through its innovative software capabilities, it enables enterprise-class unified VoIP communications. By default, four FXO interfaces are provided. If you need to replace the interface, please contact us for customization.






