5.1 Home Theater System, Wooden Subwoofer+Plastic panle Full function remote control, with LED ... Packaging Detail:Packing: Gift box Loading Qty 1,100/40'HQDelivery Detail:30 daysSpecifications1, 5.1CH Home Theater System 2, USB 2 ... /N Ratio:≥85dBDistortion rate :1% 5.1 ch home theater speaker system with usb,sd card reader,FM