Description Pump up the jams on your boat, jet ski, or motorcycle with these MB Quart NK2 116W 6.5 Inch 120W 2 Way Coaxial Marine Speakers. With a peak power handling of 120 watts, RMS power of 60 watts, and an impedance of 4 Ohms, these bad boys know how to rock. They are protected for water, dirt, and UV protected against sun fade, and remain musical in all weather conditions. Witness the smooth transition from high to low frequencies and fall in love with the award winning midrange cones, titanium tweeters, and rust resistant connectors. Get the sound you’ve been longing for during your fun activities with these MB Quart NK2 116W 6.5 Inch 120W 2 Way Coaxial Marine Speakers. IPX67, Conformal coated, UVA certified, CEA426B RMS power handling: 60 watts Peak power handling: 120 watts Impedance: 4 Ohms Frequency response ( / 10DB): 35 Hz 21kHz Sensitivity: 87.7 dB Mounting diameter: 5.59 inches Outside diameter: 6.8 inches Mounting depth: 3.7 inches Mounting height with grill and gasket: 1.13 inches Specifications: Marine grade protection: Life shield Protected for water and dirt and UV protected against sun fade Tweeter dome material: 0.75 Pure Titanium Dome Tweeter Very smooth musical response, high output with minimal required amplifier power Surround: Natural butyl rubber Remains musical in all weather and does not stiffen in cold Cone: 6.5 inch composite poly midrange Water resistant composite polypropylene cone with temperature stable Butyl rubber surround mounted on a lightweight composite frame Voice coil former: High temperature voice coil and former Voice coil is high temperature copper, wound on a Kapton former which allows the voice coil to handle more power while remaining light in weight Spider: Water resistant spider Woven fiber composite spider to stabilize the cone and voice coil in all musical situations. Cooling system: Front and rear venting Air passes through the spider and back plate to exchange air over the voice coil Crossover type: 12dB butterworth Smooth transition from high to lower frequencies remain musicial and not harsh or distorted Frame: Composite ABS and glass fiber frame Composites add strenth to the frame without adding distortions or harmonics that can affect the tonal quality of the speaker Motor: High energy Y30 motor assembly High energy strontium ferrite magnet for higher output with minimal amplifier power Grills: Composite Marine certified: Yes Longer life against harsh conditions, protected against sun fade with UVA paint coating, and conformal coated crossover components protect against fresh and salt water spray as well as dust and sand IPX67: Yes Tested to the highest marine and motorsports standards for resisting the elements Tweeter material: Titanium dome tweeter Marine certified crossover Conformal coated, butterworth 12dB per octave crossover with PTC (Positive Thermal Coefficient) tweeter protection IPX67, UVA Certified, CEA426B Dimensions: 15.5 x 15.5 x 16.25 inches Weight: 5.3 pounds Manufacturer warranty: 1-year warranty