Cavs DVD 203G-USB Karaoke Player Usb Connector Play DVD, MPEG-4, Video CD, CD+G, Super CD+G, HDCD, and Audio CD, with professional Direct Access control buttons Play CD+G karaoke songs from an external hard drive or memory stick that will store up to 49,999 songs, without burning a disc. Support AVI, JPEG, Kodak, and MP3 file formats. Built-in dual microphone inputs with independent Mic1 and Mic2 volume controls and Echo control.and Mic2 volume Support Multi-region, NTSC/PAL, and Dual Voltage 110V-220V.