PRV Audio D290Py-B 1" Polyimide Horn Compression Driver 8 Ohm 2/3-Bolt The PRV Audio D290Py-B 1" Pro Audio Compression Driver offers unsurpassed vocal and midrange reproduction A specially designed and easily replaceable Polyimide diaphragm on a Kapton former results in a more natural sound with smoother and more accurate high frequency reproduction The D290Py-B is perfect for stage monitors, studio monitors, and other loudspeaker enclosures where high sound quality and light weight is required Industry standard 2/3-bolt mounting with included hardware and screw-on adapter Rated Power Handling: 90 Watts