Elevate your car audio experience with the Alpine R2-Series bundle, featuring the powerful R2-A60F 4-Channel Amplifier and the top-of-the-line R2-S653 6.5" 3-Way Component Speaker Set. The R2-A60F delivers 150W x 4 at 2-Ohms, ensuring impressive power packed in a compact size. Its features include a high efficiency digital circuit design, variable crossovers, and selectable input levels for customizable performance. With dimensions of 282mm x 55mm x 165mm, it's a versatile addition to any setup. On the other hand, the R2-S653 speaker set is designed for those who like it loud and clear. The 3-way system includes a 16.5cm door woofer, 9.6cm mid-range speaker, and 4.3cm tweeter, all Hi-Res Audio certified for exceptional sound quality up to 40kHz. Featuring glass-fiber-reinforced cones for accurate music reproduction, die-cast aluminum baskets, magnesium tweeters, and flexible PRO X-Over Networks, these speakers offer a maximum peak power of 300 Watts and RMS power of 100 Watts each. With a nominal impedance of 4 Ohms, frequency response of 65Hz-40kHz, and a sensitivity of 88dB SPL, they deliver a dynamic audio experience. The woofer's mounting depth is 6.3cm, and the mid-range's is 3.6cm, with respective cutout diameters of 13.5cm and 7.3cm. Whether you crave immersive sound quality or powerful bass, the Alpine R2-Series bundle is the perfect choice for audiophiles looking to upgrade their car audio system.