Electra Series Subwoofer Single

To develop this Illusion Audio speaker line， they combined their decades of experience manufacturing high-end audiophile speakers with our passion for maximum performance mobile audio. The development process covered several years and literally months of listening to each individual model to fine tune musical quality and durability. We applied the highest available technologies in construction materials， Finite Element Analysis engineering and manufacturing to develop speakers that are compact and lightweight for easy installation without making any performance compromises. Our artistic design team has paid careful attention to aesthetics， as we feel they are beautiful speakers too!Aluminum coated injection polypropylene cone with rubber surround powder coated steel basketPowder-coated steel basket50 mm voice coilDriver Specifications:Fs: 28.84 HzRe: 3.61 OhmsQms: 4.67Qes: 0.56Qts: 0.50Le: 0.91 mHVas: 32.91 literMms: 155.92 gramCms: 195 uM/NewtonBI: 13.49 Tesla-MSPLref: 86.3 (2.83 volts at 1 meter)Sd: 346 sq cmXmax: 14 mmXsus: 25 mmNominal power: 300 WattsMaximum Power: 600 WattsOutside Diameter: 257 mm (8.25)Mount Hole: 232 mmMount Depth: 141 mmWeight: 5300 grams