Acoustic Audio CS-IW26CC in-Wall Dual 6.5" Center 3 Speaker Set 750W CS-IW26CC-3S Acoustic Audio CS-IW26CC in wall center speakers, recommended power is 20-250 watts per speaker, frequency response is 40Hz-20 kHz, efficiency is 93dB, 8ohm, 3-way design and functionality Two 6.5" woofers per speaker, high rigidity polypropylene cones with extended throw assembly, butyl rubber surrounds, 12mm soft dome tweeters, spring loaded speaker wire terminals Paintable frames and grills, low profile housings, integrated wall-lock mounting system, cut out is 19.13"x7.36", overall is 20.43"x8.66", mounting depth is 3.03", designed and engineered in the USA 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 in wall speaker