Established in 1990, Sound of Tri-State has nearly 20 years of experience bringing Delaware residents the very best in mobile electronics. With a passion for car audio video and a dedication to sharing that enthusiasm and expertise with our customers, we're committed to bringing you great marine and car electronics of all kinds. As Delaware's recognized leader in high-end mobile electronics, we have the experience, knowledge, and skills to provide our customers with top-quality components, superior installation, and truly outstanding customer service. Call today to experience the Sound of Tri-State difference!

  • Superior Car Audio Video
  • Vehicle Security, Remote Starters
  • Custom Installations
  • Unbeatable Price Guarantee
  • Fully Insured

Located in Claymont, DE, Sound of Tri-State serves the mobile electronics needs of New Jersey, Pennsylvania, and Delaware. Our customers come from the entire surrounding area including Wilmington, Newark, and Hockessin in Delaware and Aston, Chester, Media, Chadsford, Brookhaven, Marcus Hook, and Darby in Pennsylvania. We strive to provide excellent value with our unbeatable price guarantee, ensuring you get quality components and skilled installation at the best price around. We're a local, family-owned company, and we look forward to serving you--if you're ready to move beyond the mundane with mobile electronics upgrades, our team of professionals is ready to help.

For your protection and peace of mind, Sound of Tri-State is fully insured. We're also proud members of ICE, MERA (Mobile Enhancement Retailers Association), CEDIA (Custom Electronic Design and Installation Association), BBB (Better Business Bureau), and the Claymont Chamber of Commerce.