TOSHIBA MA1428U1CAS Gigabeat Sport for T Series. Break out in a sweat with comfort and tunes to go. The Toshiba gigabeat Sport is ready to workout when you are. A black neoprene case protects it from dirt and sweat with a clear vinyl screen that protects your gigabeat from your active life, while the options of a belt clip and armband provide the fl exibility that wont hold you back.