Eminence American Standard Delta 10A 10" Pro Audio Speaker, 350 Watts at 8 Ohms

Nominal Impedance 8 ohms Power Rating 350W Resonance 66Hz Usable Frequency Range 63Hz-3.7kHz Sensitivity 98.8 Magnet Weight 56 ounce Gap Height 0.375", 9.53mm Voice Coil Diameter 2.5", 63.5mm Recommended Enclosure Volume Sealed/Vented 12.7-37.9 liters/0.45-1.34 cu.ft. Overall Diameter 10.09’’, 256.3 mm Baffle Hole Diameter 9.18’’, 233.2 mm Front Sealing Gasket fitted as standard Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.25", 6.4mm Mounting Holes B.C.D. 9.66", 245.4mm Depth 4.25", 108mm Net Weight 10.8 lbs., 4.9 kg Shipping Weight 12 lbs., 5.4 kg Aluminum voice coil Polyimide former Ferrite magnet Vented core Pressed steel basket Paper Cone Cloth cone edge Solid composition paper dust cap