It's an accessory lighting for Mercedes Benz ML and GL only. You can switch within 64 RGB colors on this rotary speaker lighting after installation. The kit will be perfectly fitted at the front door window part as it supposed to be.

ML GL Rotary Treble Compatible Car Types: 

Mercedes ML 2012-2015, GL W166 2013-2015

Real Shot of the Rotary Treble:

Pictures After Installation