... . 4.Material:Wooden. 1, 2.1CH DVD home theater system2, Compatible with DIVX, DVD, SVCD, VCD, MP3, CD, CD-R, CD ... high-resolution terminal output10, Display Aspect Ratio Conversion (4:3/16:9) And Zoom Function11, Remote control12, Multi-angle,Up to ... /N Ratio:≥85dBDistortion rate :1% 2.1 home theater surround sound system