SoundOff Signal has been in business for 39 years, a manufacturer of School Bus Safety Lighting Systems. We offer a complete line of all School Bus Lighting products that are high quality LED Lighting solutions and flashers for all your school bus needs. Our product line includes a complete offering of 7½ LED Warning, 7½ and 4½ LED Signal and all OEM Marker Lights, including Interior & Cargo lighting. SoundOff specializes in quick turn around with excellent customer service.