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Grandstream VoIP Adapters
About Grandstream VoIP Adapters
For entry-level IP telephony users, Grandstream VoIP adapters work with any analog phone or fax machine to offer plug and dial conversion of traditional analog telephone signals to a voice over IP-based network.
Compatible with leading 3rd party VoIP service providers, Grandstream VoIP adapters are an affordable way to gain the benefits and advantages of VoIP access while maintaining superb audio quality in a device packed with features.
Why buy Grandstream VoIP Adapters?
Full featured Voice/Fax over IP conversion for legacy devices.
Universal plug and dial operation ideal for basic IP telephony users.
Compact, lightweight, affordable, for use at home or on the road.
The Grandstream HandyTone 502 is a 2 line ATA (analog telephone adapter) that allows you to use two analog devices over an IP infrastructure while offering routing capabilities from your LAN to the WAN.
The Grandstream HandyTone 503 is a 2 line ATA (analog telephone adapter) that allows you to use one analog device over an IP infrastructure or over PSTN lines while offering routing capabilities from your LAN to the WAN.