Electra Series 2 way Component Speaker Kit Pair

To develop this new Illusion Audio speaker line we combined our 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 basketMidbass:Free Air Resonance: 31.36 HzNominal Impedance: 4 OhmsSensitivity 2.83 v @ 1 meter: 87.2Outside Diameter: 312 mmMounting Hole Diameter: 280 mmMount Depth: 154 mmRecommended Sealed Enclosure Volume: 1.0 cubic ftMaximum Linear Excursion: ± 14 mmTweeter25 mm aluminum dome4 ohmOutside Diameter: 48.2 mmMounting Hole Diameter: 43.5 mmMount Depth: 11 mmCrossover:Bi Amp 12 dB crossoverTweeter overload protectionDimensions: 131 x 84 x 38 mmTitanium-coated injection polypropylene cone with rubber surroundPowder-coated steel basket26 mm voice coilDriver Specifications:Fs: 99.26 HzRe: 3.36 OhmsQms: 6.23Qes: 1.14Qts: 0.97Le: 0.12 mHVas: 2.23 literMms: 6.85 gramCms: 375 uM/NewtonBI: 3.55 Tesla-MSPLref: 87.6 (2.83 volts at 1 meter)Sd: 65 sq cmXmax: 2 mmXsus: 9 mmNominal power: 40 WattsMaximum Power: 80 WattsOutside Diameter: 102 mm basket + 130 mm earsMount Hole: 94.5 mmMount Depth: 52 mmWeight: 567 grams