DS18 8" MOTORCYCLE MID-BASS LOUDSPEAKER MARINE & POWERSPORTS 600W 4 OHM CF8.4NR

DS18 8" Motorcycle Mid-Bass Loudspeaker Marine & Powersports 600W 4 Ohm CF8.4NRDS18 has an amazing line of loudspeakers that are not only water resistant, they are centered around a neodymium magnet, with super strong rubber surround, and high tech carbon fiber cones that gives not only great looks, but very high sensitivity levels for an amazing water resistant speaker that you can play loud and clear. This loudspeaker can be used for many applications. It can be used in motorcycles, cars, motorsports, home, and marine applications.This listing includes:(1) DS18 8" Loudspeaker PRO-CF8.4NRSPECIFICATIONS:Nominal Diameter: 8" (203mm)Nominal Impedance: 4 OhmsRMS Power Handling: 300 WattsMax Power Handling: 600 WattsSensitivity (1w/1m): 99dBFrequency Response: 63Hz ~ 12KhzRecommended Hi Pass Crossover: 80 HzVoice Coil Diameter: 2" (50mm)Voice Coil Former Material: KaptonVoice Coil Material: CCAWCone Material: Water Resistant Carbon FiberDust Cap Material: Water Resistant Carbon FiberSurround Material: RubberBasket Material: SteelBasket Color: Glossy BlackMagnet Material: Neodymium RingsMagnet Weight: 0.3 KgTHIELE & SMALL PARAMETERS:Equivalent Volume: Vas - 72.15L / 2.584 ft?Excursion (one way): Xmax - 2.5 mmFree Air Resonance: Fs - 61 HzMechanical Factor: Qms - 10.169Electrical Factor: Qes - 0.344Total Factor: Qts - 0.333Moving Mass: Mms - 5.932gMechanical Compliance: Cms - 1.124 mm/NBI Factor: BI - 4.8Voice Coil Inductance: Le - 0.677 mHCone Area: Sd - 213.82 cm?DC Resistance: Re - 3.46 OhmsMEASUREMENTS:Overall Diameter: 8.29" (210.7mm)Overall Depth: 3.38" (86mm)Front Mount Baffle Cutout: 7.16" (182mm)Mounting Depth: 3.2" (81.5mm)Motor Diameter: 4.45" (113mm)