DESC: If you prefer to use your cell phone when out and about and your cordless handset when at home, then this convergence system is for you. It links your home phone to your cell phone. Up to five cell phones, actually. Using Bluetooth connectivity, this smart convergence system can make and receive cell phone calls on the cordless home handset phone. And you can access your cell phone address book contacts, too. From Panasonic. Use of Bluetooth Wireless Technology requires Bluetooth software and Bluetooth-compatible accessories. Additional accessories may be required. Caller ID and Call Block are subscribed services. Contact your local telephone company for availability, details, and costs. Phone book copy feature from cellular phone via Bluetooth requires subscription.