This German brand stands for innovation in the world of audio electronics, from microphones and speakers to headsets and more. Sennheiser’s cuttingedge wireless headphones in particular are prized by pro musicians, DJs, music fans, and gamers alike. Because hearing is believing, test out all the latest models at the Charlottenburg store. www. sennheiser.com. Tauentzienstr. 17. T: 030.23630162. U Wittenbergplatz.