3-way Platinum Panel Part Number: MA-5500 Low magnetic field. These low magnetic field three-way speakers have a unique dual woofer design that handles up to 280W/pair. The perfect upgrade for the popular Slim Line Speakers. Features Colorfast plastic frame withstands UV rays Low-magnetic design Waterproof design Rugged powder coated stainless steel grill 3-way design with mylar tweeter and midrange Available in White only Specifications Frequency Response: 55Hz to 20KHz(3 Way) SPL: 85dB Peak Power: 280W/pair Speaker Impedance: 4 ohm Weight (each): 2.30 lbs per Speaker Mounting Depth: 1-9/16 (39mm) Outside Grill: 10-1/16 x 6-5/16 (255mm x 159mm) Cutout: 8-7/8 x 5 (225mm x 126mm)