Housing - Marine grade UV treated molded high temp ABS. Dual wall for strength and rigidity. Woofer - 6.5 inch polypropylene designed for use in wet locations - 25mm voice coil - 11 oz magnet with 3 inch passive radiator for extended bass response. Tweeter - 20mm PEI (polyetherimide) bridge mounted into grill. 2 inch and 2 1/4 inch universal clamps and two separate rubber inserts 2 1/2 inch and 2 3/4 inch. Rotational mounting base for optimum speaker placement. Waterproof RGB lighting on back of tweeter reflects off cone of woofer. 12 feet of flexible over-jacketed OFC copper wire with waterproof connector. Mating waterproof connector breaks out to (2) 18 AWG speaker wires and a Micro DIN connector with 22 AWG RGB wire (designed to be used with MPS RGB controllers). This product is used with part MPS-RGBC-4. RGB LED controller sold separately. Sold as a pair with a 1 year warranty. Specs: Pass's the "1000 Hour" torture test. Salt-spray: NASS salt spray 500 hours. UV: UV-A UV test 500 hours. Water resistance: IPX6. Impedance: 4 ohms. Crossover: 6dB passive. Freq response: 60Hz to 20 Khz. SPL: 88.5 db. Power handling: RMS - 60 watts Peak -120 watts.