JBL SRX828S Dual 18 inch Passive Subwoofer System (Store Pick-up Only NO SHIPPING)

The JBL Professional SRX828S - Dual-18" Passive Subwoofer System is designed for concert, touring, or installed applications. With indexed feet for stacking in both standard and cardioid positions, 4800W peak-power handling, and a maximum SPL of 141 dB, the subwoofer is suitable for musicians, bands, DJs, PA, performance venues, corporate spaces, houses of worship, and more. The wide stance of the subwoofer is suitable for splaying top boxes. A variety of tunings and presets is available for Crown ITech HD and XTI 2 amps as well as the dbx VENU360 signal processor. JBL SRX828S Specs   Active or Passive Passive Frequency Response -10 dB: 30 to 150 Hz -3 dB: 47 to 150 Hz Power Capacity 4800 W Peak  2400 W Program 1200 W Continuous Maximum Sound Pressure Level (SPL) 135 dB Nominal Sensitivity 96 dB (1 W/1 m) Impedance 4 ohms Crossover 80 Hz Low Frequency Driver 2x 2279H Enclosure Material 18 mm plywood Casters Accepts JBL WK-4S Kit Input Connections NL4 Input, NL4 Loop-thru (+/-1 o