Features: Deliver powerful 40W highly power output and deeply bass performances with 5.25inch subwoofer speakers, featuring IPX7 waterproof rating for outdoor use. Engineered with Y30 high performances magnet and 4ohm impedance design, this ABS metal hybrids speakers ensures energy efficient signals transmission and enhanced low frequency responsiveness. for audiophiles, outdoor event organizers, and multimedia enthusiasts requiring professional sound reinforcement in dynamic environments. Optimized for outdoor parties, marine applications, home theaters, and gaming setups where weather resistant durability meets studio quality bass reproduction. Combines ABS housing with precisions tuned acoustics components to maintain distortionfree sound across extended usage in humid or high vibrations scenarios. Specifications: Materials: ABS+Metal Size: 133x133mm Quantity:1PC,2Pcs(optional) Package Includes: 1/2Pcs 5.25inch Subwoofer speakers note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.