Need an ignition interlock device near Texarkana? Intoxalock is available at Audio Center, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.Audio Center is the sound king of Texarkana, Texas. Calling themselves the leaders in mobile audio installation. Audio Center has also been an approved ignition interlock installer for Intoxalock since 2011.