Used Bose Passive Subwoofer B1 Unpowered Subwoofer

Upgrade your sound system with this used Bose B1 Passive Subwoofer, in great condition and fully tested for performance. Designed to work seamlessly with Bose L1 systems, this unpowered 5.25" dual-driver sub delivers deep, punchy bass in a compact and lightweight enclosure. With a frequency response tailored from 40Hz to 200Hz, the B1 enhances the low-end clarity for live music, DJs, and presentations without overwhelming your mix. It connects via the included NL4 Speakon-compatible cable, drawing power and EQ from your Bose Power Stand (L1 Model I or II required). Ideal for portable sound reinforcement, the durable cabinet shows minimal cosmetic wear and is ready for reliable gigging use. Whether you're adding oomph to your performances or rounding out your PA setup, this Bose B1 Subwoofer brings studio-quality bass with professional-grade reliability. Don't miss out on this excellent value from a trusted brand in audio innovation.