The KLH Audio Systems E10 Amplified Home Theater Powered Subwoofer is a high-end cube-shaped subwoofer that delivers 100 watts of powerful, deep bass for a home theater setup. With stereo L/R RCA audio inputs, this subwoofer is designed to enhance your audio experience with its sleek black design. The E10 is a wired subwoofer that boasts a premium build quality and is part of the KLH brand known for producing top-notch audio equipment. Perfect for adding rich, immersive sound to your home audio system.