Apple iPod classic 120GB, black, iPod classic. Player media type: HDD. Display: LCD, Display diagonal: 63.5 mm (2.5 "), Display resolution: 320 x 240 pixels. Audio formats supported: AAC, AIFF, MP3, WAV, Video formats supported: H.264, MOV, Image formats supported: BMP, GIF, PNG. Headphone connectivity: 3.5 mm, Headphone frequency: 20 - 20000 Hz. Continuous audio playback time: 36 h, Battery technology: Lithium-Ion (Li-Ion), Continuous video playback time: 6 h