Model AWK-108 Bus SignCustom Installations Only! The Bus Sign is a piece of Dedicated Single Purpose Hardware, made for connecting to the NextBus API and displaying the arrival time for the next two buses on any one of four routes. It uses your wi fi connection to get live updates every 30 seconds. Currently, the BusSign is available as a custom installation, meaning the artwork and materials will be unique to your location and specifications. Order will ship approximately