SmartLink Analog Telephone Adapter can connect any analog telephones, PBX or faxes to a home or office LAN, providing telephony over the Internet. SmartLink is an effective solution for connecting any analog phone or fax machine to the world of VoIP telephony over an existing Internet connection.
Provide wholesale international callback service in China for voip service providers and call shops. We offer competitive price and billing system to our wholeseller. We are using SS7 PSTN line and no connection fee to customers.