Product details bass-reflex (ported) enclosure 100-watt RMS amplifier 8" front-firing driver Polypropylene ceramic/glass/mica deposit hybrid cone with Ribbed Elliptical Surround™ frequency response 27-120 Hz (±3dB) continuously variable 50-110 Hz crossover adjustable phase control line-level/subwoofer and speaker-level inputs front-panel volume dial signal sensing auto on/off mode black ash veneer finish 11-1/16"W x 16-3/8"H x 14-9/16"
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