Know who's calling with Caller ID and Call Waiting. Handset displays the name, number, time, and date of incoming calls. The entire keypad illuminates with the LCD screen, allowing for easier viewing in dim light. Using the latest available frequency band, this interference-free technology provides superior voice and sound quality and higher protection against eavesdropping than 2.4 GHz and 5.8 GHz phone systems. An icon and text message on the handset silently alert you to waiting messages. The 30 name-and-number phonebook directory allows you to easily store and dial frequently called numbers.