Freecom MediaPlayer II 1.5TB, Hard Drive 3.5". Supported file systems: NTFS. Audio formats supported: MP3, WAV, WMA. Weight: 2.25 kg. Operating temperature range (T-T): 10 - 35 °C, Operating relative humidity range: 10 - 50 %. Minimum system requirements: PC:Intel Pentium-III/AMD Duron 900MHz, USB 2.0 port, Minimum RAM: 256 MB