... ,100/40'HQDelivery Detail:30 daysSpecifications1, 5.1CH Home Theater System 2, USB 2.0 slot 3, RMS:105W --160W 4, PMPO:1 ... 110-240V, 60/50Hz 3, Include 5 satellite speakers(wooden) and 1 subwoofer(wooden)4, Built-in 5.1ch amplifier 5 ... driver:15W*4ohm*2.75" Frequency:180Hz-20KHzS/N Ratio:≥85dBDistortion rate :1% 5.1 ch home theater speaker system with usb,sd ...