5900F Skype Phone Adapter with Bridging
By Zoom

The Model 5900 lets you use any phone for money-saving Skype phone calls, even your cell phone! Bridging between Skype and the conventional phone network allows forwarding and origination of Skype calls by remote phones. ... 

VoiceCenter IP Phone System 10-Phone Kit for MS Response Point
By D-Link Systems

Microsoft Response Point Phone system - Designed with Simplicity in Mind: Easy to Install, Use, and Manage - Scalable Add Up to 50 Phones and Phone Lines* to a network - No Fees or Licenses Required for Adding More Phones or Gateways - D-Link VoiceCenter, a Microsoft Response Point phone system, is an ... 

VoIP Analog Telephone Adapter Sip FXS Fxo G.729/G.711/ Ilbc
By Zoom

The economical Zoom Model 5801 Voice over IP Telephone Adapter allow standard analog telephones to make and receive calls over a cable or ADSL Internet connection. Simply plug a conventional or cordless phone into the adapter and then plug the telephone adapter into a broadband connected router or Internet gateway. ...