Specifications acoustic audio hd-s10 high definition series passive in wall subs 4 speaker set recommended power: 20-300 watts per speaker frequency response: 26hz-200hz efficiency/sensitivity: 98db at 1 watt 1 meter impedance: 8 ohm 10" woofers woven fiber bulletproof cone woofers provide low frequency tones butyl rubber surrounds for increased performance and durability paintable frames and grills low profile housings designed for easy installation integrated wall-lock mounting system cut-out template included for easy installation cut out size: 10.625" x 10.625" per speaker overall size: 12" x 12" per speaker mounting depth: 3.75" per speaker designed and engineered in usa full instructions included acoustic audio ws1005 passive in wall subwoofer amplifiers power amplifier output: 200 watts per amp frequency response: 50 - 200 hz,+/- 3db output impedance: 4-8 ohm sub volume and crossover control knobs per amp lfe and rca inputs for use from a home audio receiver raw wire outputs power supply: ac 18v fuse: 3a / 250v dimensions (hxwxd): 2.25" x 8.5" x 6" per amp applications: in wall or in ceiling home entertainment home theater systems multiple room systems this listing and price is for 4 in wall subwoofer speakers and 4 ws1005 sub amplifiers
