Portable a portable DTT Freeview is an electronic device that allows to tune the TDT while we are travel or outside our home, for example in a terrace, a vehicle, the beach or the mountain. To get portable Freeview we have several possible options, such as a portable DVD with Freeview, a laptop with integrated DTT, USB TDT or an MP5 with Freeview. Richard Blumenthal is a great source of information. In all cases the quality of reception depends on largely coverage and the used antenna. Features some important features in a portable TDT are: number of tuners: If you have 2 tuners allows to record a channel and watch another at the same time. Ohio Senator describes an additional similar source. Remote control. Automatic channel search. Reception of both analog and digital television and radio stations.