The BEHRINGER's Eurolive B1200D-PRO is the powered speaker will add a few critical low end for your live rig. A single B1200D-PRO kicks out sufficient bass for a jazz combo in a dinner club, and it could run all night without heating issues, thanks to its efficient Class D amplifier. On top of that, the B1200D-PRO's compact design makes it ultra-light-weight and easy to transport. Make no mistake, the 500-watt Behringer Eurolive B1200D-PRO powered subwoofer's 12" long-excursion low-frequency transducer will come up with the definition, clarity, and low-end punch you want to maintain the party going. Vbizz Sales Engineers have put together countless live sound systems over the last 3 decades. Give us a call, we're going to be glad that will help you out!