MA-840 80 Watt Subcompact Box Speaker - BlackThese subcompact box speakers are designed to fit in difficult locations and still offer high quality music sound. The ultra-low magnetic field design lets you mount them anywhere without adversely affecting navigation equipment such as compasses and autopilots. Polypropylene cones, stainless steel grills and brackets, and heavy-duty ABS enclosures make them corrosion-proof and waterproof. Features:Ideal for locations where other speakers won't fitUltra-low magnetic field speakerStainless steel grill and bracketSpecifications:Type - 2-way CoaxialCone Size - 3 (76.2mm)Speaker Impedance- 4 ohmsPeak Power - 80 wattsContinuous Power - 40 watts Overall Dimensions - 4-3/16 x 4-1/16 x 4-1/2 (106mm x 102mm x114mm)*Sold as a Pair