See also:

The concept
The tire inflation pressure is measured in the four mounted tires. The system notifies you if there is a significant loss of pressure in one or more tires. ...

INTERIOR
The X5's interior lives up to luxury standards; it's not flashy, but the quality materials used inside and the attention to detail tell you it's no ordinary vehicle. My test car had upgrades like ...

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...