Philips LFH0660 Speech recognition edition Digital Voice Tracer. Recording modes: SHQ (MP3/stereo) HQ (MP3/stereo) SP (MP3/mono) LP (MP3/mono) SLP (MP3/mono), Audio formats supported: MP3 WMA, MP3 bit rates: 8 - 320 Kbit/s. Display: LCD, Display diagonal: 88.9 mm (3.5 "). Built-in speakers: 30 mm, Number of built-in speakers: Round dynamic speaker. Width: 40 mm, Depth: 1.8 mm, Height: 11.8 mm. Minimum RAM: 1000 MB, Minimum hard disk space: 1000 MB, USB required: Free USB port