Singing Machine Portable Vertical load CDG Player with Disco effect, White Front loading CD player plays music CDs plus CD + Graphics. Disco LED lights with random flash effect for a bright and fun party 2-digit LED display lets you know your song track. Built-in speaker. Line in to connect to external devices (external devices not included) RCA cables connect to your television set for scrolling lyrics for instant plug and Play fun (TV not included). Supports two microphones with separate volume control to sing duets Auto Voice Control (AVC) maintains the sound and lead vocals so you sound your best. Echo control for voice effects. Balance control