Nortel 3900 Series Telephones

Meridian Digital Telephones deliver a wide range of desktop solutions that satisfy diverse requirements for features, ease-of-use, and reliability in day-to-day communications. The Meridian desktop portfolio supports a full range of devices to meet those needs; from the fully featured M3900 series digital telephones to Internet Telephones, USB (Universal Serial Bus) phones, and software client phones running on a PC.

This exciting, versatile portfolio - the M3900 series establishes a new standard with a display-based user interface that enhances your experience, empowering you with new features and services that increase productivity.

The M3900 series offers unmatched flexibility. Personalization options on each model make it easy to customize features to meet your needs, and a new series of snap-in accessories allows you to enhance your phone further for even greater convenience and versatility.

	The M3901 Entry Telephone The M3901 Entry Telephone is an economical digital phone solution. This single-line entry-level phone is perfect for use in places such as lobbies or reception areas, cafeterias, hallways, and other areas where telephone use is occasional. Marks a new point of entry for economical digital phones.
	M3902 Basic Telephone Designed for light telephone use in areas such as manufacturing, warehouses, and other business environments, the M3902 Basic Telephone brings a display-based interface and handsfree capability to this single-line phone.
	M3903 Enhanced Telephone The M3903 Enhanced Telephone is a multi-line digital phone supporting up to four lines and/or features. Delivers high end features in a mid-range set.
	The M3904 Professional Telephone is a multi-line digital phone supporting up to 12 lines. Enhancements include offering the largest display in its class, a Personal Directory, Call Log, and a variety of user selectable options. Defines a new standard for power, ease, and versatility with the largest display in its class.
	The M3905 Call Center Telephone is the multi-line digital phone designed for the specialized needs of the most demanding call center agents and supervisors. The M3905 includes a direct-connect headset jack for agents, as well as a supervisor port. The supervisor port works in conjunction with the Supervisor Observe button to listen in on an active call, or listen and talk.
	M3900 Key-based Expansion Module provides 22 keys for any combination of lines and features. The M3904 and M3905 each support up to two expansion modules, for a total of 44 additional keys.