Revel C540 Specialty In-Ceiling Loudspeaker Grill Colour:White There are no mechanical relays

There are no mechanical relays in the mute circuits

the F228Be delivers unparalleled detail and accuracy with an expansive and cohesive soundstage

every system is different

this boldly conceived design provides vastly superior resolution

Frequency Response: 12 Hz-85 kHz +/- 1 dB

Revel C540 Specialty In-Ceiling Loudspeaker Grill Colour:White There are no mechanical relaysC540 Specialty In Ceiling Loudspeaker Presenting an entirely new range of in ceiling loudspeakers that combine Revels best in class acoustics with a patented tool less installation mechanism and a sleek new look that integrates easily into any dcor. All models feature Revels low distortion motor structure designs with aluminum tweeters and Micro Ceramic Composite (MCC) cone woofers for true audiophilegrade performance and easy timbre matching to Revel