L-Acoustics KS21 Subwoofer 100121409 can achieve an extremely uniform

can achieve an extremely uniform flat beam that can render images perfectly in all conditions and at any beam angle

Variable input impedance - Four choices of input impedance

Variable haze and fan controls with 1% increments

Padded Stowaway Backpack Straps & Removable Shoulder Strap

There is no need to solder into system with this plug-and-play operation

L-Acoustics KS21 Subwoofer 100121409 can achieve an extremely uniformL Acoustics KS21 High Power Subwoofer, 21" Passive subwoofer with a high excursion, direct radiating 21 in transducer mounted in a bass reflex tuned enclosure with laminar vents for increased LF efficiency. The enclosure cabinet is constructed of premium grade Baltic beech and birch plywood. The transducer front is protected by a coated steel grill and an acoustically transparent fabric. The enclosure integrates four ergonomic handles, and panel