CUI Devices IP67 Enclosed Speakers are available in round, oval, square, and rectangular cases and operate at 1W, 1.5W, 2W, and 3W input power. Sound pressure levels (SPLs) range from 89dB to 116dB. The IP67-rated speakers feature 4Ω or 8Ω impedance, wire lead connections, and neodymium iron boron (NdFeB) magnets. CUI Devices IP67 Enclosed Speakers are available in standard and miniature sizes and are RoHS compliant.