ALUMINIUM CONED SUBWOOFER – Aluminium Cones are light in weight and can be really stiff, but they are really robust cones that rarely go wrong. This sub has a damping material built into its cone and spider to ensure a rattle-free performance and deep bass COMPACT AND DISCRETE – Allowing you to install the USW300 anywhere within your vehicle's Boot, Underseat, behind seat and footwells. Dimensions 280mm (L) x 200 (W) x 75mm (H) One of the main advantages of the In Phase USW300 is its impressive sound quality. This subwoofer features a 6.5-inch driver with a powerful 150W RMS amplifier that can produce deep, punchy bass tones that will take your car audio experience to the next level. The USW300 also has a frequency response range of 20Hz-150Hz, allowing it to reproduce all the low-frequency sounds in your music with stunning accuracy and clarity. As well as testing and our experience, we also based our recommendations upon plenty of research and a number of factors. Some of the factors that we took into consideration included their performance (peak power and RMS), size, construction, remote control, supplied hardware, warranty and value for money. Conclusionproduct/helpAdviseTab.hbs -->