TelecomFM OneStream GFX is a universal system that can connect to an installed PBX as a call router from an existing corporate network to PSTN, VoIP and GSM, or as a stand-alone unit that replaces PBX.
PBXMate software Sip Trunk for improving Audio Quality. Removes noise originated from external mobile phones or from the call center, keeps audio level at a comfortable level and removes echo.