Subwoofers — Rel (Radio Electronic Labs) S/850

The S/850 is an accomplished subwoofer from REL, demonstrating the speed, bass depth, and fidelity that define the broader REL concept, delivering lightning-fast transitions and deep, articulated bass. The S/850 brings REL's most storied British subwoofer engineering to a serious mid-tier format within the celebrated S series.

Key specs that matter

Rated response extends down to 19Hz. Internal amplification delivers a substantial 850W. At 48.8 x 41.0 x 54.0cm and 42.5kg, the S/850 represents a serious commitment reflecting REL's considered S-series engineering standards.

Sound and use context

Expect lightning-fast transitions and deep, articulated bass reflecting the substantial 850W amplification, with the tonal balance REL describes as breathing life into both music and film soundtracks alike.

Pairing

The S/850 integrates with any home-theatre receiver or stereo preamplifier offering a dedicated subwoofer output.

Alternatives

REL's own S/550 offers a more compact alternative within the same broader S series.