RJ100PK Professional Karaoke MPEG4 DVD + USB + Card Reader Supported formats: MPEG4, AVI, DVD+/-/R/RW, CD+G, VCD, SVCD, CD/R/RW, JPEG, ASF 10 Numeric Buttons on the front panel for easy song selection, by placing song # from 1 up to 999 Echo & Delay knob control in front of the panel for better sound tuning Progressive Scan video output, with high definition upconversion resolution of 1080i/720p via component video output USB port with OTG to play JPEG, MP3, or AVI from MP3 player or 2.5" External HDD