3.5" Lyric Screen for MP3.LRC Karaoke. iPod /MP3 Audio Compatible. Microphone Included. Two Microphone Inputs. SD Card Slot. 100 Pre-Loaded Karaoke Songs. USB Charging Port for iPod /MP3 Players. Clock, Alarm, Date, Time Functions. Built-in Personal Player Cradle. RCA Audio Inputs for MP3 Players. AC/DC Operation (3 "C" Batteries Not Included). 12V Car Adaptor (Optional). NOTE: This machine has 100 pre-loaded songs that cannot be deleted, nor can more be added to the on-board storage chip. More songs are accommodated by using the built-in SD Card slot.