This Panasonic KX-TGA660M Cordless Phone Replacement Handset is the perfect addition to your home telephone system. With wireless capabilities and speakerphone features, this handset provides convenience and ease of use. It is designed to work with 1 phone line and comes in a sleek black color. The handset is manufactured by Panasonic and is compatible with the KX-TGA660M model phone. It is sold as a single handset and is an essential component for anyone looking to upgrade their home telephone system. This product falls under the categories of Cordless Telephones & Handsets, Home Telephones & Accessories, and Consumer Electronics.