Designed for easy use with a large 3.4 inch LED that can be adjusted for maximum ease of both use and viewing, and three one-touch buttons for dialing, this Panasonic phone also features: power back up operation; 15-minute all digital answering system; large button lighted keypad; smart wall mountable; handset locator button; rechargeable AAA (Ni-MH) batteries; dedicated call block button (up to 250 numbers); 3 one-touch dialing buttons; talking caller ID; and noise reduction technology. **NOTE** Some features require a subscription from your telephone provider.