A comprehensive all-in-one package to bolster your home or business system. Bluetooth Connect to Cell technology allows you to make and take calls through your landline and two separate cell lines. With Smart Call Blocker, say goodbye to unwanted calls: robocalls are automatically blocked from ever ringing through鈥攅ven the first time, and you can permanently blacklist up to 1,000 names and numbers with one touch. Full HD audio, with four preset audio profiles, delivers natural voice-tone quality, and a multi-band equalizer, with options to personalize bass, mids and treble, helps you meet your individual hearing needs. Unique antenna design and applied advances in noise-filtering technology ensure that you'll experience the best in long-range coverage with pin-drop clarity. Caller ID Announce allows you to set the handsets and base to verbally announce the name of the caller, so you don't have to scramble for the handset to see who's calling. Caller ID Share functionality makes it easy to transfer contacts from your landline system to your mobile phone. An onboard digital answering system records incoming messages, outgoing announcements and memos, all with instant playback鈥攕imply select record, play, save, skip or delete from the base or your handset. Built-in voice guide provides verbal prompts to walk you through setting up your phone's digital answering system. In the event of a power outage, simply place a fully charged cordless handset in the base's charging cradle to provide power to the whole system (up to four hours per handset).