Let’s look at Grandstream ATA HandyTone-502 Analog Telephone Adapter the latest product in the HandyTone ATA series and Grandstream VoIP product line.
Intra Global Communications
With Corporate Offices and Network Operations at 421 7th Avenue in New York City and a satellite office and Network Operations in the United Kingdom, Intra Global Communications, Inc. (IGC) provides telecommunication services to Carriers and PTT`s worldwi
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