Features: New DECT 6.0 Technology with Interference Free Communication, Increased Clarity/Enhanced Security, and Wider Range/Network Friendly. 1.9GHz Extra Handset/Charger with 30% Battery Life Increase Over 5.8GHz. 2 Line Operation. Caller ID/Call Waiting. Hearing Aid Compatible. Wall Mountable. Handset Speakerphone. Blue Backlit LCD Display. 99 Station Name/Number Caller ID Memory. 99 Station Phone Directory/Dialer. Volume Control. Last 3 Number Redial. Privacy Mode. Do Not Disturb. Headset Jack. Multi-Language Menus.