JBL LSR310S

​The LSR310S 200W Powered Subwoofer from JBL is a 200-watt Class-D subwoofer that has been optimized for use in JBLs 3 Series of speakers. The subwoofer is designed for use in music recording, mix, and post-production 5.1 applications. It features a 10-inch speaker and JBLs Slip Stream Port to provide a peak output of 113dB.

A selectable Extended Low Frequency (XLF) effect allows you to augment the low frequency response found in many dance clubs, allowing you use the LSR310S to provide a sonic picture of how your tracks will sound at the club. It also has a selectable input sensitivity and 3 crossover settings including 80Hz, XLF (120Hz), and external, allowing the use of an external crossover.