... Competitive price&good quality. 2.3.1 high end speaker.. 3.fashionable design. 4.Material:Wooden. 1, 3.1CH DVD home theater system2, Compatible with ... DIVX, DVD, SVCD, VCD, MP3, CD, CD-R, CD-RW, HDCD, Kodak picture, JPEG, MPEG-4 (for ... -range speaker driver:15W*4ohm*2.75"Frequency:180Hz-20KHzS/N Ratio:≥85dBDistortion rate :1% 3.1home theater surround sound system