You can define which devices use the mobile UI.
Locate Use mobile user interface if one of these strings
(comma-separated) appears in the browser user_agent header (the
Enter a comma-separated list of devices that are directed to the mobile
Note: The default list is iPod,Windows CE,BlackBerry,Android,iPhone,Opera
[Optional] If the property does not provide enough granularity, use the
DetermineMobileDevice script include to define which devices use the mobile
The property value is checked first. If the user agent for the device is
listed in the property, the mobile UI is used. Otherwise, the script determines
which UI is used.