Today, this Bluetooth speaker, from the inside out, so I suddenly have a good impression: classic deep black body, metal texture, compact design is not empty, seamless, Bluetooth connection is very fast, sound performance is remarkable Point, bass part even better than the traditional multimedia subwoofer, in similar products is very prominent. Thanks to the charm of intelligent deep meidong-acoustic technology reserves and innovation, this cowin6110 Bluetooth speakers with independent research and development of low-impedance high-efficiency amplifier chip, equipped with two 45mm active three-dimensional full-range speaker unit with two A bass passive radiant pots stereo combination, tri-band performance balance, vocal mellow, bass dive strong, for 20HZ ~ 20KHZ frequency response range, have a good music restore ability. cowin6110 Bluetooth speaker body length of 180mm, width 55.2mm, high 55.8mm, compact, portable. Indoor and outdoor use are very convenient, coupled with the