Check the listing for details. Eminence Alpha-8A Midrange 8" 125 Watt RMS 8 Ohm Speaker Driver. Condition: New. Listed at 79.99 USD. Eminence ALPHA-8A 8"Professional LoudSpeaker The Eminence Alpha-8A Mid-Bass Loudspeaker Driver is part of thier American Standard Series and is designed to install into custom made or prefabricated speaker cabinets, that will accomodate a 8" (203.2mm) diameter mid-bass driver. The speaker will deliver up to 125W of power at 8 ohms and will adequately reproduce vocals, live musical performances, recorded music and other audio signals in mid-level professional sound reinforcement applications. Some of the many applications include sound reinforcement speakers for DJs, musicians, small and mid-sized venues, stage monitors, and much more. 8" (203.2mm) driver for cabinet installation125W of power at 8ohms20oz magnet and 1.5" (38.1mm) voice coil Product Specifications Power 125WNominal Impedance 8 OhmsSensitivity 94dBFrequency Response 58Hz - 5kHzPrimary DC Resistance 5.3Voice Coil 1.5" (38.1mm)Magnet 20ozConstruction Polymide Coil: CopperMagnet Composition: FerriteCore Details: Vented and ExtendedBasket Materials: Pressed SteelCone Composition: PaperCone Edge: ClothDust Cap: PapperDimensions 8" (203.2mm) Diameter3.25" (83mm) DepthWeight 4.3 lbs (1.95kg) Packaging Info Package Weight 4.9 lbBox Dimensions (LxWxH) 9.7 x 9.6 x 4.6"