JBL PRX915XLF-CASTERBRD rev Compact & Portable: Operates via

Compact & Portable: Operates via AC adapter or 6 AA batteries for mobile performance

custom-designed for use with Era 100 speakers

At small sizes those very same qualities can add an angelic sheen to vocals or turn a simple drum track into an otherworldly rhythm section

and even a unique performance tool

a 10-slot modulation matrix

JBL PRX915XLF-CASTERBRD rev Compact & Portable: Operates viaJBL PRX915XLF CASTERBRD. Heavy Duty Caster Board Kit for JBL PRX 915XLF Powered 15 Inch Subwoofer. Details: Caster Board Kit Designed for JBL PRX 915XLF Powered 15 Inch Subwoofer 2 inch Wide Hook and Loop Handle Locking Straps Keep Subwoofer Secured to Base 0. 75 Inch Thick Plywood Base Contours to Subwoofer Shape for Clean Appearance Heavy Duty 4 Inch Swivel Casters for Transport Over Rugged Terrain Product Dimensions: 23 584mm (L) x 19 483mm (W) x