The ZiPhone-II connects to your PC via USB and a normal phone line or VOIP line. You can answer calls based on caller ID and record calls with the touch of a button. Using your PC, you can play music or advertising on hold as well as get personal voice messaging and call logging. This is useful for people who run a one-person business and don’t wish to invest in expensive hardware to perform these tasks. Support for an analog PBX is provided. Pricing: ZiPhone-II unit with CD-Rom: $ 129.00. Optional Plantronics 2.5mm Headset with Microphone: $ 15.00