" Renewed products look and work like new. These pre-owned products have been inspected and tested by Amazon-qualified suppliers, which typically perform a full diagnostic test, replacement of any defective parts, and a thorough cleaning process. Packaging and accessories may be generic. All products on Amazon Renewed come with a minimum 90 day supplier-backed warranty. 4\" (diagonal) Widescreen Multi-Touch Display Up To 40 Hours Of Music Playback When Fully Charged Up To 8 Hours Of Video Playback When Fully Charged AAC, MP3, AIFF, And WAV Playback"