USB slot ,digital karaoke ,Remote control,5.1 CH home theater with dvd player Specifications: 1, Selling champion ... of 2.1CH DVD home sheater system 2,Compatible with DIVX, DVD, SVCD, VCD, MP3, CD, CD ... terminal output 10, Display Aspect Ratio Conversion (4:3/16:9) And Zoom Function 11, Remote control ... an area of over 20,000 square meters with over 200 employees as well as advanced producing ...