Features

• Large 8-line backlit display
• 6 Pre-programmed "Softkeys"
• Quality business set with ergonomic design
• Quality speakerphone with Mute
• Ringer and receiver volume controls
• Multi-functional FSK and Voltage Message waiting indicator (for Incoming Call, Extension-in-Use, Message Waiting, and Hold)
• Caller ID Display (100 name and number memory)
• 200-name and number Directory
• 10 Number Redial
• Copy Key (for saving Callers List information to the Directory)
• Current date and time display
• On-hook dialing
• Hearing aid compatible (ADA compliant)
• Access to Interactive Branding from the web
• One year warranty

480e special features not found on the 390:

• Headset compatibility: Choose how to make and receive calls, either by headset only or by a one-touch toggle between headset/hands free speakerphone. The headset port works with 2.5mm jack headsets.Choose how to make and receive calls, either by headset only or by a one-touch toggle between headset/hands free speakerphone. The headset port works with 2.5mm jack headsets.
• Security numbers feature: Prevents selected numbers (e.g. voicemail password, credit card number, etc.) from appearing on the display screen when dialed or redialed.
• Live Dialpad option: Save time by not having to press the "Dial" softkey while making a hands free call. With this new option, the phone dials the number instantly as you press the number pads.
• Data port (Fax/modem)