shopVTI audio racks and video racks. VTI is a manufacturer specializing in entertainment and presentation furniture. All the audio racks are made with sturdy metal frames. They come with either tempered glass or wood shelves. VTI knows electronic equipment well and builds its audio racks accordingly. You will find that VTI racks come with deep and tall shelving space to accommodate the shapes of new equipment. If you are looking for a stackable audio rack, VTI offers it. Add shelves when you need and save the hassle of selling and buying a new audio rack.