In addition to touchscreen options, physical buttons on the left side give you the ability to play / pause and advance or go back tracks. (techhive.com)
The use of buttons in addition to the touchscreen is helpful and makes navigating the myriad of screens and menus a breeze (once you get used to it). (gamesasylum.com)
In addition to the touchscreen operation, there are steering wheel controls for the infotainment system. (autoexpress.co.uk)