Wherever your music may take you  DBR Series loudspeakers are up to the task of delivering powerful  high-quality sound with an un-matched economy of transport and setup time The most portable powered loudspeakers Yamaha has to offer  the versatile DBR Series harnesses the same state-of-the-art Yamaha DSP and amplifier and speaker technologies developed for the professional DSR Series and DXR Series lineups  ensuring high-resolution sound at any output level