Memorex Digital Audio Player. Player media type: flash-media, Total storage capacity: 1 GB. Display: LCD, Display diagonal: 38.1 mm (1.5 "). Line-out connectivity: 3.5 mm. Continuous audio playback time: 20 h, Battery technology: Lithium-Ion (Li-Ion). Media types supported: MP3, WMA, WMA-DRM, MPEG-4,JPEG