Speaker System 2-Way 2-Speaker Speaker Type Coaxial Peak Input Power 160W Rated Input Power 40W Speaker Size 130Mm Speaker Cone Design Injection P.P.Cone Magnet Type Ferrit Terminals Slide Type Installation Capabillity Door/Rear Deck Speaker/Woofer Specifications Peak Input Power 160W Maximum Input Power 70W Rms Power (Cea Spec) 40 W Woofer Cone Material Injection P.P. Cone Speaker Basket Steel Speaker Surround Rubber Sensitivity 87Db/W/M Frequency Response 76Hz ~ 21000Hz Speaker Impedance 4Ω Dimensions With Grill (Wxhxd) 160 X 160 X 81.5Mm Dimensions W/O Grill (Wxhxd) 132 X 132 X 74Mm