The 2 x 518s Eon Active Bass Subwoofers by JBL Professional are powerful 1000w bass speakers designed for DJ bands, venues, and PA systems. These wired subwoofers feature 6.35mm 1/4” Jack and XLR audio inputs, making them versatile for various setups. With active technology and a United States origin, these JBL speakers offer high-quality sound and durability for professional audio production. Ideal for enhancing the bass in a PA speaker system, these subwoofers are a reliable choice for musicians and DJs looking to create impactful sound experiences.