Acoustic Audio CHT-827 2100 Watt In Wall / In Ceiling 8" Home Theater 7.1 Speaker System Acoustic Audio 8" two way in wall and ceiling 7 piece multi-speaker system, 5 CS-IW820 rectangular in wall speakers, 2 CS-IC82 round in ceiling speakers, 10-300W per speaker 2-way design and functionality, frequency response is 40Hz - 20kHz, efficiency is 94dB, 8ohm, 8" woofers with high rigidity polypropylene cones and extended throw drive assembly Butyl rubber surrounds, soft dome tweeters, paintable white grills and frames, spring loaded terminals, designed and engineered in the USA, full instructions included Rectangular speaker cut out is 8.66" x 12.76", overall is 10.04" x 14.17", mounting depth is 3.35", round speaker cut out 9.49", overall is 10.86", mounting depth is 3.7" Use for in wall or in ceiling home entertainment, home theater, multiple room systems, industrial sound, outdoor entertainment areas, this listing and price is for 1 complete 7 piece speaker set