Works With Google Voice</br>Easy To Set-Up</br>Also Supports T.38 Fax And Sip Bring Your Own Device Services Like Anveo Callcentric?? VoIP. MS?? Etc.</br>Easy to Set-Up Using OBiTALK.com</br>Also Supports T.38 Fax and SIP Bring Your Own Device Services like Anveo Callcentric?? Voip.ms?? etc.</br>Works with Up to Four (4) VoIP Services Across One (1) Phone Port</br>1x USB for Obihai Accessories OBiWiFi and OBiBT</br></br>Product Description</br></br><span id="Correspondence_30219639545_text">Use Google Voice with the OBi and enjoy free calls inside the USA and Canada<br />Call internationally at amazingly low rates to over 150 destinations<br />Rates to China?? India?? and Mexico as low as 1? per minute ? with no connection fee<br />When someone calls?? ring multiple OBi devices?? anywhere<br />Block unwanted nuisance and tele-marketer calls<br />Voicemail that acts like email<br />Designed?? developed and supported in the USA<br />Many more features! </span></br><br/>http://www.amazon.com/gp/product/B00BUV7C9AAece