Recommended when you need a central answering position or ACD support. Offers unique functionality, making it the perfect solution for call centers or other high-volume calling applications. Combined with the M522 Meridian Mate Expansion Module, the M5216 is also recommended as a mini-console. Features: - Headset compatible - 2-line X 24-character liquid crystal display can deliver call information such as call progress, queue status, and calling name and number - agents or the attendant can use this data to greet callers and speed transactions. - 14 programmable line/feature keys let you tailor the set to fit your requirements - assign additional directory numbers or special ACD features used by your organization. - Supports a maximum of two M522 Meridian Mate expansion units to let you expand your answering position in a modular fashion. - Ideal set for busy professionals who conduct much of their business by phone - can also be used in combination with the M522 Meridian Mate Expansion Module as a mini-console or answering position - Requires 24VDC station auxiliary power supply, use CAPTRANS when closet power is NOT provided