About this item ** ADDITIONAL HANDSET ONLY ** Requires a CL82x07, CL82x57, CL82x67, CL83x07, CL84x07 series phone to operate. Accessory handsets can be placed anywhere in your home or office where having an electrical outlet - no phone jack is required. Convenient, flexible, and easy to use. ** LONG RANGE ** Experience the best in long-range coverage and clarity, provided by a unique antenna design and advances in noise-filtering technology. ** SMART CALL ER ** Say goodbye to unwanted calls. Robocalls on your landline are automatically ed from ever ringing through—even the first time. ** CALLER ID ANNOUNCE ** Screening calls has never been easier. The handset announces the name of the caller, so you don't have to scramble for the handset to see who's calling. ** 2" WHITE BACKLIT DISPLAY ** High-contrast text on the extra-large 2" screen makes it easy to read incoming caller ID or call history records. Plus, the white back lighted handset keypad allows for easy dialing in low-light conditions.