REL Acoustics is a British high-end audio specialist founded in 1990 by Richard Edmund Lord in Bridgend, Wales. The company focuses exclusively on precision-engineered powered subwoofers for music and home theater. Known for innovations like the patented High-Level input (via Speakon) and high-current Class A/B amps, REL subs integrate seamlessly with main speakers for cohesive, musical bass. Their cabinets feature instrument-style bracing and premium finishes. Models range from compact (T/Zero, HT series) to powerful hi-fi units (Series S, Reference Series). Hand-made in the UK, REL subs deliver tight, deep, and natural low frequencies, earning a devoted global following.