![Fax Voip T.38 Modem - Virtual Fax and Voice modem for SIP / H.323 / ISDN CAPI 2.0 - Virtual COM Ports (modems) Fax Voip T.38 Modem - Virtual Fax and Voice modem for SIP / H.323 / ISDN CAPI 2.0 - Virtual COM Ports (modems)](http://www.t38faxvoip.com/images/faxvoip/virtualports/VirtualComPorts.jpg)
Fax Voip T.38 Modem - Virtual Fax and Voice modem for SIP / H.323 / ISDN CAPI 2.0 - Virtual COM Ports (modems)
![Amazon.com : VoIP Phone Adapter,ASHATA Portable VoIP Gateway Internet Phone 2 Ports Adapter SIP RJ45 Cable for Linksys PAP2T (US) : Office Products Amazon.com : VoIP Phone Adapter,ASHATA Portable VoIP Gateway Internet Phone 2 Ports Adapter SIP RJ45 Cable for Linksys PAP2T (US) : Office Products](https://m.media-amazon.com/images/I/510vPfufEbL._AC_UF894,1000_QL80_.jpg)
Amazon.com : VoIP Phone Adapter,ASHATA Portable VoIP Gateway Internet Phone 2 Ports Adapter SIP RJ45 Cable for Linksys PAP2T (US) : Office Products
OBi312 - VoIP adapter that connects your analog phone to Telco and VoIP services | Poly, formerly Plantronics & Polycom
![Shield Tech Security > Cellular & Internet Adapters > VOIP Broadband Adapter - (Phone Line to Internet for Alarm System) Shield Tech Security > Cellular & Internet Adapters > VOIP Broadband Adapter - (Phone Line to Internet for Alarm System)](https://shieldtechsecurity.com/images/product/GoogleVoice%20Polycom%20Ports.png)
Shield Tech Security > Cellular & Internet Adapters > VOIP Broadband Adapter - (Phone Line to Internet for Alarm System)
![Amazon.com : VoIP Gateway, Portable 2 Ports Adapter Internet Phone Gateway SIP RJ45 Cable Support SIP V2 Protocol for PAP2T(US Plug) : Office Products Amazon.com : VoIP Gateway, Portable 2 Ports Adapter Internet Phone Gateway SIP RJ45 Cable Support SIP V2 Protocol for PAP2T(US Plug) : Office Products](https://m.media-amazon.com/images/I/41KqLnm3G1L.jpg)