Key Features 17Cm, 2-Way / 2-Speaker System Diamond Array Pattern, Polypropylene Woofer Diaphragm Steel Basket, Rubber Surround 30Mm Balanced Dome Tweeter 330W Peak Power Accoustic Sound Harmonizer Sound Field Enhancer 0,5M Speaker Cord Included Grille Assembly Included Speaker Features Speaker System 2-Way 2-Speaker Peak Input Power 330W Rated Input Power 100W Speaker Size 170Mm Speaker Cone Design Diamond-Array Pattern Magnet Type Ferrit Terminals Slide Type Installation Capabillity Door/Rear Deck Speaker/Woofer Specifications Woofer Cone Material Polypropylene (Pp) Cone Speaker Basket Steel Speaker Surround Rubber Sensitivity 88Db/W/M Frequency Response 70Hz ~ 24000Hz Speaker Impedance 4Ω Dimensions With Grill (Wxhxd) 179 X 179 X 66.4Mm Dimensions W/O Grill (Wxhxd) 165 X 165 X 54Mm Mounting Depth 48Mm Mouting Hole Diameter Ø 139.6Mm Tweeter Height 6Mm Speaker Weight With Grille (Pc.) 813Gr Speaker Weight W/O Grille (Pc.) 733Gr Gross Weight 1600Gr Weight Of Magnet 270Gr Tweeter Specifications Cone Size 30Mm Cone Material Balanced Dome Magnet Type Neodymium