Simple & Creative logo for a loudspeaker rental

This is what Boxenmieten or Boxenmieten.ch was looking for in their logo design

I need a logo for my loudspeaker-rental in Bern (CH).
There's already a website to which color-scheme the Logo should fit:
http://www.boxenmieten.ch

Be creative, the logo mustn't consist only of a lettering.
Something with a bird would be very nice :)

It would be good, if there are two versions of the logo.
1. A small quadratic one without the lettering.
2. A bigger one which contains "Boxenmieten" (e.g. for the website-header). Read more