AT&T CL84365 Corded/Cordless Answering System with Dual Caller ID/Call Waiting DECT 6.0 digital technology Unsurpassed range, Expandable up to 12 handsets (uses CL80114 accessory handset) Cordless and corded handsets, Simulated full-duplex handset and base speakerphones Extra-large display for easy viewing Big buttons Backlit keypad and display Caller ID announce Caller ID/call waiting 50 name and number caller ID history Call block Digital answering system Digital answering system voice guide Message counter 22 minutes of digital recording time Call screening Message retrieval from handset