Depending on the sophistication of the audio system, floor wedge speakers can have disadvantages. It is not available with either premium audio system option (see below). Harmon Kardon audio system is available. AUX interface; with optional 'Naim for Bentley' 10-speaker, 1,100W audio system. A Bowers and Wilkins audio system is also standard equipment. The interior also features a Sony audio system and ebony leather heated seats. The audio system generates engine sounds inside the vehicle through the audio system. It also included launcher and server browser improvements, and an update to the audio system. The one new option was a Bose 8-speaker audio system. M-ASK stands for MMI Audio System controller and is manufactured by Becker. Audio system measurements are made for several purposes. Bose audio system and a navigation system were standard. The audio system was also refined with DVD player. Only the Limited model featured a standard JBL premium amplified audio system. It features a unique body kit, gunmetal-finish alloy wheels and a premium audio system.