The MB58R 151 PURE features 1x15" Markbass Neodymium custom speakers. Ultralight and portable (only 30.31 lbs/13.75 Kg), it offers deep and warm sound in conjunction with great clarity and definition from the new hi-fi tweeter. With its 400 watts of power handling it can be used as a standalone or matched with MB58R 102 PURE or a MB58R 104 PURE for a super versatile and powerful stack!