Like using your cell phone at home but don't like carrying it around? Now you can make and receive cell phone calls though your multi-handset home phone with the Bluetooth-powered Panasonic link-to-cell. Link-to-cell harnesses the power of Bluetooth to combine the freedom of your cell phone and the convenience of a home phone. By linking your cell phone to the Bluetooth-powered Panasonic link-to-cell, you can make or receive calls on all compatible Panasonic home phone handsets. Don't want to be without your cell phone's phonebook? No problem. With link-to-cell's phonebook transfer feature, you can transfer names and numbers from your cell phone to the built-in handset directory via Bluetooth. Link-to-cell also features Bluetooth headset connectivity so you can keep the conversation going and your hands free. Perfect for those times when you're talking but need to walk around your office or home, open drawers, flip through files or write.DECT plus technology takes the superb sound quality and outstanding range of DECT 6.0 phones to a level. By increasing the frequency of error correction, the transmission quality is improved and the phone's range is extended. Engineered to work in 1.9 GHz frequency, their DECT 6.0 phones won't conflict with common wireless devices such as 2.4 GHz routers, wireless keyboards and mice, microwave ovens and other household items. And because it's digital, you'll enjoy long range and clear sound while deterring eavesdropping.Panasonic KX TG7644M features automatically lower the power consumption when you're using the handset close to the base unit. Not only does it extend the available talk time, it's good for the environment. When less power is used by the handset to communicate with the base unit, battery life is prolonged which results in less frequent charging and can result in fewer batteries in landfills.