Sony XS-MP1611 dual cone speakers are UV coated and water resistant for marine applications and provide great sound. Impedance - 4 ohms. FROM THE MANUFACTURER Sony XS-MP1611 dual cone speakers are UV coated and water resistant for marine applications and provide great sound. Speaker Design 6.5" Dual cone design Water Resistance IPx5 certified for marine use Weather Resistance UV ray and salt water resistant Removable Grille Front or rear mounting, removable grille can be painted to match. RMS Power Handling 65 Watts CEA2031 rated Max Power Handling 140 Watts

65 Watts CEA2031 RMS Power. Removable grille. Enjoy powerful sound with 40 W power handling. UV and Salt Water Resistant. Water-resistant IPx5 certified design. 6-1/2" Dual Cone speaker.

Mounting Type: Boat Mount. Subwoofer Diameter: 6.5 Inches. Compatible Devices: Laptop, Personal Computer, Smartphone. Special Feature: Water Resistant. Brand: Sony. : B0066130EA. Manufacturer: Sony. Date First Available: October 17, 2011. Batteries: 1 Unknown batteries required. Item model number: XSMP1611.U. Product Dimensions: 6.87 x 6.5 x 2.12 inches; 3.09 Pounds. Is Discontinued By Manufacturer: No.