The worlds first 6 x 12 3-Way Rich Bass Coaxial Speaker. The XSGTX6120L Bi-Amp speaker has had much emphasis placed on improved design and quality when it comes to in car sounds, Designed for narrow rear parcel trays in compact cars. This speaker will blow you away with greatly improved bass reproduction and crisp and clear mid range and high end. The perfect speaker for audiophiles or someone who just loves listening to quality music.