Archos 605 Wi-Fi 4 Gb. Image formats supported: BMP, PNG, Video compression formats: WMV, Audio formats supported: MP3, WAV, WMA. Compatible memory cards: SD. Display diagonal: 109.2 mm (4.3 "), Display resolution: 800 x 480 pixels. Width: 122 mm, Depth: 15 mm, Height: 82 mm. Battery technology: Lithium-Ion (Li-Ion), Dimensions (WxDxH): 122 x 15 x 82 mm, Interface: USB