Thank you for using the NBK website.

A model change for the Wireless Positioning Unit “EPU-200” series will occur as follows.

The backwards compatible model will be the "EPU-220" series (scheduled for release on June 29, 2021).

There will be no change in shape, dimensions, or performance as a result of this model change.

See here for details

We apologize for the inconvenience and hope you will visit the site again.