Provides a 2-line x 16-character display, and a single incoming line 

Displays caller information for incoming calls--the name and/or number of external callers as well as the extension and co-worker name for internal calls that you receive, so you don't have to have a separate Caller ID box

Provides such features as Hold, Transfer, Conference and Redial

Provides a Message Waiting Light, and separate volume control 

Provides a dedicated headset jack 

Wall mountable