I-Top Box Carrier idala ibhokisi lamathuluzi eselula, okwenza kube lula ukuthutha ibhokisi eliphezulu elivamile eligcwele amathuluzi anohlaka lwalo kanye nesethi yamasondo angu-4. Jabulela ukunethezeka okukhulu nokuhamba okungenazinkinga emsebenzini.