The 7407+ D02D features Raised Display for better viewing, 10 Call Appearance buttons, calibrating built-In speakerphone, 8 buttons for Transfer, Conference, Drop, Hold, Speaker Volume, Mute, Select Ring, and Display.
Also features 9 additional programmable Feature buttons with LEDs, as well as 22 programmable Feature buttons without LEDs. Includes jack for additional speakerphone or headset adapter. Compatible with S201A speakerphone.
System requirements: Definity ECS family: System 75, G1 or G3 with TN754 B/C 4-wire/8-port digital line card.
Fully remanufactured with one year warranty.