DECT 6.0 (Digital Enhanced Cordless Communications) technology lets you move freely around your home with long range, amazingly clear sound, and greater protection against eavesdropping. All-digital answering system for quick, easy retrieval of crystal-clear messages. Handset speakerphone allows you to put the phone down while you talk for maximum convenience. Call waiting caller ID lets you see who``s calling, even if you``re already on the phone! Exceptionally long battery life features a talk time of 17 hours for extended use. Light-up indicator with ringer/message alert keeps you informed at all times. Frequency: N\A; Answering System: Digital; Lines: 1; Telephone Type: Cordless.