... Hop-on, Hop-off Bus, Tram, Train, Water-craft and more! Designed to meet the needs of ... Hop-On, Hop-Off Bus, Tram, Train, Water-craft and more! This system provides the ultimate solution ... -stop announcements for buses, trams, trains and water-craft.GPS tracking selects and plays the correct commentary ... hop-on, hop-off city tours or on water craft. Airline-style, multi-channel entertainment Audio-at- ...