Sony 8GB WALKMAN, Black. Player media type: flash-media, Total storage capacity: 8 GB. Display: LCD, Display diagonal: 50.8 mm (2 "), Display resolution: 240 x 320 pixels. Audio formats supported: ATRAC3 / ATRAC3plus. Continuous audio playback time: 30 h, Continuous video playback time: 8 h. Weight: 53 g, Depth: 9.1 mm, Height: 88 mm