... (16 to 320 Kbps), MP3 (16 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, and 4), Lossless, AIFF, and WAV. Video H. 264 ... audio up to 160 Kbps, 48KHz, stereo audio in. M4v, . MP4, and. MOV file formats; H. 264 video, up to 2.5 ... audio up to 160 Kbps, 48KHz, stereo audio in. M4v, . MP4, and. MOV file formats; MPEG-4 video, up to 2.5 ...