The Mitel BB424 Button Box provides and additional 24 programmable buttons for your Mitel 485G IP Phone. Buttons can be used as a busy-lamp field to monitor other users and for one-touch transfers. They can also be programmed with more advanced features. Using four available page buttons, you can access up to 96 total programmable buttons on each BB424.
Mitel BB424 Features
Provides 24 additional programmable buttons with color status LEDs for your Mitel 485G IP phone
4 page buttons allow you access up to 96 programmable buttons on a single BB424
Can also program other telephony features like transfer and silent monitor
272 x 480 pixel backlit, LED screen
Can add up to 4 BB424 units per phone
An external power supply is required when adding 2 or more units to a phone (power not included, sold separately)
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