... MKV, AVI, MOV, RM, RMVB format), audio (MP3, WMA, OGG, FLAC, ACC, APE format) playback features, and pictures (JPG, BMP, GIF ... HD decoding, displaying high-definition image quality * Support external audio player and a variety of sound effects (normal, pop, ... automatically shut Font Size Maximum playback time (h): 28 hours audio; video 6 to 7 hours; ebook: about 12 hours, 3500 Packing: color box ...