Recommended for bass guitar, Ideal in vented 1X 2X and 4 X10 enclosures, Impedance: 8 ohms, Power Rating: 150W, Maximum Power: 300W, Frequency Response: 54Hz-3kHz, Voice Coil Diameter: 2"" 50, 8mm, Depth: 4, 75"" 121mm, Coil Contruction: Copper voice coil, Magnet Composition: Neodymium magnet, Cone composition: Hemp Cone Ö, Nominal Basket Diameter:10"" 254mm, Sensitivity: 96, 7, Magnet Weight: 4 oz, Core Details: Non-vented core, Coil Former: Polyimide former SKU: TBAL5581