AD-Mazin Media. Dba / (DPT) Digital Promo Truck is an Out of Home Media company that provides mobile advertising solutions on a LED visual display truck. Our goal is to help organizations and companies promote special events, increase brand recognition, and increase sales. Our services offer organizations a unique way to engage their target audience with interactive displays and digital signage. Our state-of-the-art truck also provides video projection and sound systems to enhance the experience for potential customers.