Product Name: USB PhoneModel Number: 200APlace of Origin: ChinaSpecifications: 1) Plug and play. No device driver required for Windows 98 SE / Me / 2000 / XP 2) Ringing for incoming calls 3) High quality, noise canceling microphone 4) Support Skype, X-ten, X-Lite, X-Pro, MSN Messenger 6.2, Net2Phone, StanaPhone, SJPhone, eyeBeam 5) For other VoIP service providers, a Software Development Kit (SDK) is available to integrate USB 200A with your service