Multi-line digital phone with five-line x 24-character display
Personal Directory and Call Log
Interactive soft keys for quick access to numerous features
Fixed feature keys:
Direct-connect headset port
Supports up to two snap-in cartridge accessories for the Analog Terminal Adapter (ATA), External Alerter & Recording Interface, and Personal Directory PC Utility. Or add the Full Duplex Handsfree Accessory (with phase 3 M3904 only) or the Computer Telephony Interface Adapter (Meridian 1 only)
Nortel Meridian M3904 Digital Business Charcoal Telephone. The Nortel M3904 digital phone is a multi-line, digital telephone that supports up to four lines and/or features through the two self-labeling keys at the top of the display. It includes an enhanced call log feature that can display up to 10 of the last incoming calls and up to 5 of the last outgoing.