See also:

Exterior
With standard visual cues that come only with the 128i's optional M Sport Package, the 135i has an aggressive front bumper with three large air inlets. Xenon headlights are standard, and they carr ...

Tone
Only treble and bass can be set in the rear. The settings are made separately for the left and right headphones. Operation is the same as for the front tone. ...

Temperature
Turn the wheel to set the desired temperature. The automatic climate control achieves this temperature as quickly as possible, if necessary with the maximum cooling or heating capacity, an ...