Quantum Audio QRS57

Quantum Audio QRS57 QRS Series 5×7″ 180W Peak Power Handling at 4 Ohm, 3-Way Coaxial Car Speakers (Pair)

We are a Quantum Audio authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

What’s Inside?

• • (2) 5×7″ Coaxial Car Speaker
• • Owner’s Manual

Rich, Dynamic 5×7” Three-Way Speaker with Durable Polypropylene Cone

Elevate your driving soundtrack with the 5×7” three-way speaker, designed to deliver rich, dynamic sound across bass, midrange, and treble. Its durable polypropylene cone produces clean, distortion-free audio with the strength to handle everyday wear. Get crisp, balanced sound and long-lasting performance in one impressive upgrade.

Clear, Crisp Highs with Dual Tweeter Technology

Experience stunning clarity with the Piezo Super Tweeter, delivering crisp highs that bring vocals and instruments to life. The Mylar Dome Tweeter adds smooth, natural highs without any harshness, creating a perfectly balanced treble. Together, they create an immersive soundstage that elevates every song with vibrant detail.

Powerful Bass and Durable Speaker Design

Feel the deep, powerful bass driven by a robust 15 oz. ferric oxide magnet that ensures consistent, high-quality sound every time. The flexible rubber surround improves cone movement for more accurate audio reproduction and lasting durability. Together, they deliver a dynamic listening experience built to perform and endure.