The Panasonic KX-TG6672B is an expandable, corded answering system that includes a corded handset integrated base unit with 2 accessory handsets. These Panasonic corded/cordless phones feature large LCDs and backlit keys, so you can easily view the numbers and dial in both bright and dark light conditions. The Panasonic KX-TG6672B’s phonebook can store up to 100 contact numbers and names, for your convenience. These Panasonic corded/cordless phones integrate the DECT 6.0 Plus technology that avoids interferences from devices like microwaves and Wi-Fi routers, ensuring enhanced voice clarity. This corded answering system pronounces the caller information between rings, using the text-to-speech technology. The Panasonic KX-TG6672B is also capable of a 4-way conference, allowing you to take part in group chats.