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If a small Bluetooth speaker doesn't make enough noise for you, Soundboks and Teufel are the right choice. The Soundboks 4 and the Rockstar Air 2 are two large and loud Bluetooth speakers that turn any open space into a dance floor. But which one performs better? COMPUTER BILD finds out in a comparison test. *Buy here: https://tinyurl.com/2d2hrjt9 You can find the full article about the video here: https://tinyurl.com/yc7h8e6u 00:00 Intro 00:40 Design 01:56 Pairing & connections 02:33 Operation 04:15 Sound quality 05:50 Volume 06:20 Battery 07:22 Stability 08:29 Price #teufel #soundboks4 #rockstarair2 #speakers If you make a purchase via the links marked with an asterisk, COMPUTER BILD receives a small commission. Our standards of transparency and journalistic independence can be found here: https://www.axelspringer.com/data/upl... __________ SUBSCRIBE to #ComputerBild: https://bit.ly/2PyMjvs • Our WEBSITE: https://www.computerbild.de/ • FACEBOOK / computerbi... • INSTAGRAM / computerbil... • TWITTER / computerbild