Peak Input Power 500W Max. input power 180W Rated input power of 90W Polypropylene woofer cone material with a fiber structure Steel Dynamics Cart Speaker Surround Rubber sensitivity 93Db/Vt/m The amplitude-frequency characteristic (AFC) of 28Hz ~ 30000Gts Speaker impedance 4 ohms Dimensions (W x H x D) 237 x 164 x 116 mm Mounting Depth 78mm The diameter of the mounting hole 150mm x 222mm Speaker Weight with Grille (units) 1,900 g Speaker weight without guard grille (units) 1,800 g Gross weight 4500 g Magnet Weight 510 g
