Product details:

Improve your listening experience with these Hifonics ALPHA 3.5-inch coaxial speakers. Large tweeters with polypropylene cones deliver crisp, detailed high and mid-range notes through a frequency response range of 80Hz to 20kHz. These Hifonics ALPHA 3.5-inch coaxial speakers are easy to install and have butyl rubber surrounds that support true bass sound with little distortion. Geek Squad installation is strongly recommended for this product. Please visit your local Best Buy store for details. Handles up to 125W peak power (62.5W nominal) Provides rich sound. Woven glass fiber composite woofer cone Improves sensitivity while reducing distortion. Aluminum tweeter Delivers crisp high-frequency audio. 4 ohms impedance Conducts power evenly to keep the speaker at an appropriate level. 1-1/2?窶mounting depth; 3-1/8?窶cutout diameter For the right fit.