incredible. The small Bose levers of physical laws. The sound from this small package is just awesome and not to conceive. One should adjust the equalizer on a player device (phone, tablet, etc.) correctly. Take out bass, midrange and treble correct upwards. Now, do not you believe his ears. Full sound, great, incredible bass. The max .: volume is sufficient. In addition, very valuable processed aluminum housing. a very strong buy recommendation. no comparison to (very) many cheap rifles. The extra cost is definitely worth.