Connect to Cell Smart Call Blocker 1,000 name and number smart call block entries Unsurpassed range Digital answering system Siri, S Voice, and Google Now access Downloadable 1,200 name and number phonebook directory Push-to-talk Caller ID announce Digital answering system voice guide Simulated full-duplex handset speakerphone Caller ID/call waiting - 50 name and number caller ID history Quiet mode ECO mode power-conserving technology 2" Extra-large display for easy viewing Big buttons Table - and wall-mountable High-contrast backlit LCD and lighted keypad DECT 6.0 digital technology 22 minutes of digital recording time Call screening Call intercept Remote access Message retrieval from handset Message time stamp Conference between an outside line and up to 4 cordless handsets Intercom between handsets Volume control Last 10 number redial Mute Any key answer Voicemail waiting indicator