Let’s look at Grandstream ATA HandyTone-502 Analog Telephone Adapter the latest product in the HandyTone ATA series and Grandstream VoIP product line.
Inter2fone has it Headquarters in Miami, FL USA and has regional offices in Equator (Southamerica), and Switzerland (Europe). Was inittialy formed like a division of FIX GROUP to attend VoIP services for the Latinamerican Market.