Product Details Fangrui Product Details Hollow Core Inductor With High Heat Dissipation Special Capacitor For Audio. Sound Capacitor Suitable For 4-11 Inch Speakers Below 150w Adopt Over Current Protection Device, , Long Service Life. High Temperature Inductor. 41mm Frame Inductor Is Adopted And Fixed With Cable Ties To Prevent Co-vibration Of Music Item Type:speaker Accessories Kits Model: - 305 Filter Characteristics: 1 High, 1 Medium, 1 Low Frequency Dividing Point: Mid-high 4000hz/ Mid-low 900hz Power: 150w Suitable Impedance: 4-8 Ohms Dimension: 85 X 62mm/3.3 X 2.4in Application: Home Speaker High, Middle And Low Three Diy Modification Upgrade Center Hole Spacing: 75 X 52mm/3 X 2in Color:photo Color Material:plastic Package Contents: 1 X Audio Divider Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.