The JBL LSR2310SP active studio subwoofer gives your monitor setup the low-frequency response it needs to perform accurately. Whether you're using it in a stereo or surround setting, the LSR2310 provides outstanding performance, extending your system's response down to 28Hz. It's also equipped with the right connections for your studio, including XLR, balanced 1/4", and RCA input connectors. It provides two sets of balanced outputs, selectable crossover settings, and a handy level control on the back panel, so you can keep your system in perfect balance with the LSR2310 active sub.