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.
VoiceIP-USA Incorporation a company incorporated in USA ,whose registered address is World Trade Centre Delaware, 802 West Street, Suite 105, Wilmington, Delaware 19801