Description: Features: 5.8 GHz Digital Spread Spectrum Expandable to 6 Handsets total 40 Name/Number Phonebook Blue Alphanumeric Display (Lighted) Auto Answer/Any Key Answer Clock (Date/Time/Alarm/Timer) Last 5 Number Redial On-Hook Pre-dial Conferencing (for multi-handset systems) Flash/Mute/Redial Call Transfer Page (Base to Handset) Speakerphone in Handset Headset Jack (2.5mm) 2-way Intercom English/Spanish/French Wall Mountable (base unit) 10 Selectable Ring Tones (including 1 holiday tone) Adjustable Ringer Volume Handset Volume Control AC Powered