The ATT-EL51209 lets you conference between an outside line and up to 2 handsets.

- 50 name/number caller ID history
- Mute
- Display dial
- Any key answer
- On-hook dialing
- English/Spanish/French setup menu
- Lighted display
- Last 5 number redial
- Dual handset systems
- Wireless-network friendly
- 1 Additional handset and charger included
- Dual-handset system
- 50 name/number phonebook directory
- Call transfer
- Intercom
- Page
- Personalized ringing option
- Handset speakerphone(s)
- Table/wall mountable
- New call indicator
- Lighted keypad
- Ringer volume control
- Auto off
- 9 Number speed dial
- Missed call indicator
- Dect 6.0 digital technology
- Voicemail waiting indicator
- Unsurpassed range - redefining long range coverage and clarity
- Dedicated LED for central office voicemail