Yamaha DSR series takes portable active loudspeakers to the extreme limits of their potential. Designed through the application of advanced Yamaha digital and acoustic technologies perfected over several decades, DSR provides a listening experience that redefines high definition sound reinforcement.Yamaha DSR series takes portable active loudspeakers to the extreme limits of their potential. Designed through the application of advanced Yamaha digital and acoustic technologies perfected over several decades, DSR provides a listening experience that redefines high definition sound reinforcement.Yamaha DSR series takes portable active loudspeakers to the extreme limits of their potential. Designed through the application of advanced Yamaha digital and acoustic technologies perfected over several decades, DSR provides a listening experience that redefines high definition sound reinforcement.Yamaha DSR series takes portable active loudspeakers to the extreme limits of their potential. Designed through the application of advanced Yamaha digital and acoustic technologies perfected over several decades, DSR provides a listening experience that redefines high definition sound reinforcement.