The Panasonic TGFA88B Cordless Extension Handset is an easy-to-use phone handset that that connects to the KX-TGF88x series Base (sold separately), making a complete, customizable phone system for your home or home office space. The 1.6” LCD screen with white backlit display as well as amber backlit buttons ensure that you can always read the Caller ID and make and receive calls even in low light.