AI 2006-11 BMW 3 SERIES/08-11 BMW 1 SERIBlack powder an explosive 12" American guitar speaker with a bright concussion Raw and bright with tight bass and explosive mids and highs * Ideal For: Southern Rock, College Rock, Heavy Metal, and Grunge * Impedance: 8 ohms * Power Rating: 75W * Maximum Power: * Frequency Response: 70Hz-5kHz * Voice Coil Diameter: 1.5", 38.1mm * Depth: 4.6", 117mm * Coil Contruction: Copper voice coil * Magnet Composition: Ferrite magnet * Cone composition: Paper Cone * Nominal Basket Diameter:12", 304.8mm * Sensitivity: 100 * Magnet Weight: 30 oz. * Core Details: Non-vented core * Coil Former: Polyimide former. (Inv Code: W04)