Upgrade your car audio experience with this comprehensive bundle including the Alpine KTA-450 4-Channel Power Pack Amplifier, S2-S65 6.5" Coaxial Speaker Set, and S2-S69 6x9" Coaxial Speaker Set. The KTA-450 Power Pack Amplifier delivers a peak power of 45W RMS x 4 at 2 or 4 ohms, boasting a compact size of 7” W x 3.5” H x 1.25” D for convenient installation in tight spaces like glove boxes or behind radios. With Dynamic Peak Power (DPP) technology, this Class D amplifier circuit produces powerful, high-quality sound with minimal distortion. The amplifier features a power output of 50W RMS x 4 at 4 ohms and 45W RMS x 4 at 2 ohms, resulting in a dynamic listening experience. The S2-S65 6.5" Coaxial Speaker Set and S2-S69 6x9" Coaxial Speaker Set offer Hi-Res Audio Certified performance, reproducing up to 40kHz frequencies for precise and natural sound reproduction. These speakers feature a combination of Poly Propylene, Glass Fiber, and Mica Cone materials for durability, lightweight construction, and low distortion. The High Amplitude Multi-Roll (HAMR) surround technology in both speaker sets allows for maximum cone movement, delivering powerful bass notes with clarity. Compatible with optional KTE-S65G and KTE-S69G Speaker Grilles, these speakers not only enhance your audio experience but also provide protection and a stylish look. Elevate your car audio setup with this Alpine bundle, bringing you a new standard in entry-level sound performance and Hi-Res audio quality.