Page 40 of 174 Functional description
553-3001-216 Standard 5.00 January 2002
M3904 Professional Telephone
The features of the M3904 telephone include:
• six Programmable Line/Feature Keys (self-labeled) which have two
layers each, giving the user access to 12 Line/Feature keys
• four Context Sensitive Soft Keys (self-labeled) that change functionality
depending on the features available or the application in use
• Handsfree Calling with LED
• Fixed Feature Keys: Options, Message, Directory/Log (including Redial
List), Applications, Shift, Goodbye, Hold, “Smart” Mute, Volume
control
• Navigation cluster, Quit, and Copy
• five line by twenty-four character display
• Personal Directory
• Call Log (includes Redial List)
•GroupListening
• on-hook dialing
• two accessory ports (support for an amplified/unamplified headset)
• Direct Connect Headset port