AdPower Sonic Car Audio Starter Kit Improves Sound Quality with Two Speakers and Two Includes AdPower Sonic and (Black) - S-Size SS-Size Speakers.

This set includes four speakers, two for the front door speakers and two for the tweeters (small speakers). This set allows you to easily try out your first sound quality tuning around the driver's seat. Color: Black The adhesive has been specially designed to withstand the high temperature, humidity and vibrations of the car interior, and to allow for stable attachment to speakers made of a variety of materials. By attaching it, the sound image and sense of positioning are improved, and the sound that reaches our ears feels clearer. This product is a tuning item designed to pursue subtle changes in sound quality, such as sound contours and positioning. The way changes are perceived varies from person to person, depending on sensitivity to sound and the environment in which it is used. It may not meet the expectations of those seeking dramatic changes.