DS18 PRO 10" Neodymium Water Resistant Woofer 400 Watts Rms 2-Ohm SVC (Single Unit)

10" Woofer MAX Power: 800 Watts RMS Power: 400 Watts Impedance: 2-Ohm Neodymium Magnet Water Resistant TECHNICAL DATA SPECS SKUPRO-W10.2SNEONominal Diameter10’’ / 254mmNominal Impedance2 OhmRMS Power Handling400WMAX Power Handling800WSensitivity (1w/1m)91 dBFrequency Response40Hz-5KHzRecommended Lo Pass Crossover180hz MOTOR Voice Coil Diameter2.5’’ / 65.5mmVoice Coil Former MaterialTilWinding MaterialSVCone MaterialWater resistant paperDust Cap MaterialWater resistant paperSurround MaterialRubberBasket MaterialSteelBasket Color/FinishMatte BlackMagnet MaterialFerriteMagnet Weight8.8 ozDisplacement Volume1.8L / 0.0635ft3 THIELE & SMALL PARAMETERS Equivalent Volume VAS22.5L / 0.79ft3Excursion (one way) XMAX12.2 mmFree Air Resonance FS40 HzMechanical Factor QMS5.846Electrical Factor QES0.452Total Factor QTS0.397Moving Mass MMS91.85gCompliance CMS0.16mm/NBl Factor Bl12.95Voice Coil Inductance LE0.4578mHDiaphragm Area SD352.99 cm2Dc Resistance RE2.0 ohmsEfficiency