Dial, Answer and End calls using the phone or the KIWITALK User Window
  Makes and receives calls to/from regular & mobile phones and KIWITALK phones
  Redial Button
  Pause Button
  Volume Button
  Power LED Light
  Based on Special VoIP chip, not USB Sound Card Solution
  Patented QoS
  SIP and H.323
  Soft Tone
  Silence Detection
  Access to Gatekeepers
  Dynamic Buffer Region Management
  Operates in Lock and Screen Saver mode
  Works with any Internet connection type: DSL, Cable, Wireless, Dial-up.