The Alpine Next Generation S-Series S2-S65C 6.5 Component Speakers offer a new standard in entry-level sound performance. These speakers are Hi-Res Audio Certified and able to reproduce up to 40kHz frequency response. The S2-S65C is designed to be lightweight with high output and low distortion; giving you a clean and accurate audio experience. High Amplitude Multi-Roll (HAMR) sound technology is integrated into the speaker design which allows for maximum cone movement, delivering powerful and accurate bass notes. The adjustable tweeters feature a flush mount housing that is removable allowing for installations in small OEM tweeter locations.