This bundle contains Four pair of Legrand HT5651 5000 Series 6.5" In-Wall Speakers (8 Speakers) & In Wall Mounting Brackets Featuring moisture-resistant UFLC tweeters to produce smooth frequency response and excellent sound quality, the 5000 series In-Wall Speaker is a premium addition to any home theater system. It also includes foam gaskets to minimize vibration. General Info - Optimized for the demands of home theater sounds. Features poly woofers for high power handling and moisture resistant UFLC tweeters for excellent sound quality and even, smooth frequency response. Nominal Impedance of 8-Ohms per speaker. Power Handling: 75 Watts RMS, 150 Watts Max (Each) Efficiency: 90 dB Frequency Response: 60Hz-20kHz Product Line: On-Q Additional Information - RoHS Conformant: Yes, this product meets the material restrictions of Article 4 of the RoHS Directive (2011/65/EU), including Commission Delegated Directive 2015/863.