To find out which version is applicable to your unit, hold the menu button & press software update/versions. Here your current version will be displayed.
This product allows you to update your MIB1 unit without an expensive trip to the dealer. This listing is for ZR units. This means you have a display and a separate control unit in the glovebox.
By purchasing this and carrying out the update yourself, you accept responsibility for any damages/costs incurred.