Caller ID/Call Waiting (Use of Caller ID feature requires a subscription from your local telephone company): Know who's calling with caller ID/call waiting. Handset displays the name, number, time and date of incoming calls. Voicemail Waiting Indicator (Use of voicemail features requires a subscription from your local telephone company): Flashing indicator light on the base and text message on the handset silently alert you when you have messages waiting on voicemail provided by your phone company. Large Lighted Display: The extra large display illuminates, allowing for easier viewing in dim light. Enjoy the latest in cordless telephone technology. Enhanced 5.8 GHz technology. Caller ID/call waiting - stores 45 calls. 20 Name and number phonebook directory - easily store and dial frequently called numbers. 9 Number speed dial. Voicemail waiting indicator. Any key answer. Large lighted display for easier viewing. Backlit keypad. Handset volume control. Last number redial - Quickly redial the last 5 numbers called. WiFi friendly - Won't interfere with wireless networks. Trilingual prompts - choose between English, Spanish or French. Page/handset locator. Selectable ring tones. Wall mount bracket included. Comfortable handset size. Package Contents: Handset and base unit; AC adapter; Battery pack; Telephone line cord; Wall mount bracket; User's manual. Designed to fit your home. And your life. RoHS. Energy Star. VTech is committed to producing environmentally sustainable products. VTech supports RoHS initiatives by reducing the use of hazardous substances including lead, mercury and cadmium. The CS5111 is compatible with hearing aids and either pulse or tone telephone systems (see manual for details). A standard 110 volt AC outlet and modular phone jack are required for installation. UL Listed.