Portable Karaoke MP3 Lyric Player with 3" Lyric Screen, SD Slot and 50 Songs. 3" Lyric Screen for MP3.LRC Karaoke, 50 Pre-Loaded Karaoke Songs with Lyrics Displayed, iPod and MP3 Player Compatible, SD Card Slot (SD Card not included), USB Charging Slot for MP3/iPod/ZUNE, Clock, Alarm, Date, Time Functions, Built-in Personal Player Cradle, AC/DC Adaptor (100-240V Range) (3 x "C" Batteries not included) 12V Car Adaptor (optional).