Features: Experience powerful bass performances with this 57mm 4Ω 10W driver subwoofer, featuring a high performances 55magnet systems that delivers exceptionals magnetic flux for precise control and energy conversion in compactly music systems. The diaphragm combines rigidity and damping properties to minimize distortion, producing clear low frequencies with enhanced vocal richness and punchy drum for superior sound density. Ideal for audiophiles and enthusiasts upgrading portable bluetooth-compatible speakers, car music systems, or multimedia setups requiring space efficient, high output acoustics solution. Perfectly integrates into miniature amplifiers, PC sound systems, and compactly home music devices where premium bass response and installation flexibility are critical. Engineered with heat resistant voice coils and reinforced suspension components, this durability bass speakers maintains stable performances under extended highly power operate, outperforming standard units in longevity. Specifications: Component: Rubber Diameter:Approx.57mm/2.24inch Most power: 10W Sensitivity:97dB/W Impedance:4Ω Package Includes: 2pcs 10W Woofer note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color