Connecting Bump Bars
The Oracle MICROS Express Station 4 Series supports both
wired and wireless Oracle MICROS bump bars.
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Wired Bump Bars: USB (wired) bump bars connect to an available USB port on the Express Station.
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Wireless Bump Bars: Wireless bump bars connect to the Express Station via a USB wireless adapter.
For detailed information about bump bars, refer to the following
documents on docs.oracle.com:

Shown above: The MICROS Wireless Bump Bar MWBB-20.
Parent topic: Express Station and Accessories Setup and Use