BMB, the standard in Karaoke speakers delivers next generation sound quality. This is the CSE310 MK2 Using a new technology – Cellulose Nano Fiber Woofer Paper Cone. The Mk2 deliver much clearer vocal with clean bass as the result of higher density and strength of the new Paper Cone These are luxurious 3-Way/5 speakers with tweeters & squawkers set on both sides. Superellipse units provide increased range and reduced distortion for more powerful & clearer vocals. Tweeters and squawkers can be rotated, allowing the maximum sound dispersal for the shape of the room. Tweeter, squawker and woofer paper diaphragms are all made in Japan. Features powerful deep bass and careful balance between music and microphone output.