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.
508comms is a telecommunications service provider, a-z terminations, We are focus on Asia and Middle East.our own terminations is China,Cambodiaindonesia,myanmar,vietnam,Pakistan.sales@508comms.com