Yamaha NSIC800WH 140-Watts 2-Way RMS Speaker Product Details An easy-to-install in-ceiling speaker system that has magnetic grilles and high sound quality designed to meet various custom installation requirements. Features High Sound Quality ・Moisture resistant 8" blue PP (polypropylene) mica cone woofer for high performance mid-low sound reproduction ・1" fluid-cooled soft-dome swivel tweeter delivers pure high frequency with precise sound positioning Quick and Easy Installation ・Paintable grille with magnets for quick and easy installation ・Large mounting clamp with non-slip tread for sure grip Unique Design ・Grain-finished acoustic baffle with spiral pattern for natural sound dispersion ・Slim profile design for flush in-ceiling or in-wall mounting ・Sealed back cover to protect speaker and crossover from dust and moisture