Acoustic Audio CS-I62S In Wall/Ceiling 6.5" Home Theater 7 Speaker Set 1750 Watts CS-I62S-7S Acoustic Audio CS-i62S in ceiling or in wall speakers, recommended power is 20-250 watts per speaker, frequency response is 45Hz-20 kHz, efficiency is 92dB, 8ohm, 2-way design and functionality 6.5" woofers, high rigidity polypropylene cones with progressive spiders, butyl rubber surrounds for increased performance, 13mm soft dome tweeters, 2-way passive crossovers for greater fidelity Spring loaded speaker wire terminals, paintable grills and frames, cut out 8.19" square, overall 9.41" square, mounting depth 3.46", designed and engineered in the USA, full instructions included Use for in wall or in ceiling home entertainment, center channel, home theater, multiple room systems, industrial sound, outdoor entertainment areas, decks, patios, pools This listing and price is for 3.5 pair / 7 in ceiling or in wall speakers