Alpine S2-S40 - Next-Generation S-Series 4" Coaxial Speaker Set | Detailed sound with smooth highs, punchy midrange, easy factory upgrade, premium build quality, clean dash or door install

Hi-Res Audio Certified. Experience a new standard in entry-level sound performance with the Next-Generation S-Series S2-S40 4" Coaxial Speakers, now Hi-Res Audio Certified. Reproducing frequencies up to 40kHz, these speakers provide accurate and natural sound quality at an affordable price point.

Reliable Performance. Crafted with a unique combination of Poly Propylene, Glass Fiber, and Mica Cone materials, the S2-S40 speakers offer lightweight construction, high output, and low distortion. Enjoy a clean and accurate audio experience that enhances your listening pleasure.

HAMR Surround Technology. The Alpine-exclusive High Amplitude Multi-Roll (HAMR) surround technology integrated into the speaker design allows for maximum cone movement. This feature delivers powerful and accurate bass notes, adding depth and richness to your audio.

Compact Size, Powerful Sound. With a compact 4" woofer size and integrated 3/4" tweeters, the S2-S40 speakers pack a punch. Despite their small size, they can handle a maximum peak power of 140W and a maximum RMS power of 45W, ensuring a robust and dynamic audio performance.

Easy Installation. Designed for hassle-free installation, these coaxial speakers are the perfect choice for upgrading your car's audio system or enhancing your home entertainment setup. Enjoy high-quality sound without the complexity, thanks to the user-friendly design of the Alpine S2-S40 speakers.