In a non sip environment the speaker. We build products that facilitate legacy migration to voip ip equivalents to existing analog devices and application specific endpoints that add new functionality. The speaker is compatible with most ip pbx servers.
Cyberdata 011061 Voip Paging Amplifier V2 Cpnt By Cyberdata 407 85 The New Cyberdata V2 Sip Enabled Voip Pag Home Theater Installation Voip New Home Theatre
