... end speaker.. 3.fashionable design. 4.Material:Wooden. 1, 2.1CH DVD home theater system2, Compatible with DIVX, DVD, SVCD, VCD, MP3 ... speakers(wooden) and 1 subwoofer(wooden)17, Built-in 5.1ch amplifier18, Output Power: RMS150W (20W*5+50W) Technical parameter ... -200HzFull-range speaker driver:15W*4ohm*2.75"Frequency:180Hz-20KHzS/N Ratio:≥85dBDistortion rate :1% 2.1 home theater surround sound system