Class A Audio & Security UK Limited have been providing custom audio installation since 1989. In-Car Entertainment Specialists. Suppliers & installers of Car Audio & Security systems. Everything from a pair of speakers to a complete bespoke DVD multi-media solution for your vehicle.CD/MP3 head units, Component Speakers, Subwoofers, Power Amplifiers, Car Alarms, Hands-free car kits, Tracker, PDC-Parking Sensors, Lowering Springs/Suspension, Alloy Wheels & High Performance Tyres. This are just some of the things we do, why not call us and see how we can help you create your dream car and turn it into reality. We look forward to hearing from you soon.