U5 5.1 wireless surround home theater package

Power: peak 240W
Host: dc-18v / 4A power supply
Frequency response range: 50Hz-20KHz
Auxiliary machine: dc-15v / 2A power supply
Signal to noise ratio: 85dB
Echo wall size: 880 * 120 * 75mm
Distortion: thd + n (1%)
Auxiliary machine size: 225 * 108 * 125mm
Power supply: AC ~ 100v-240v
8-inch subwoofer size: 240 * 240 * 390mm (optional) 6.5-inch subwoofer size: 160 * 320 * 265mm (optional)
Function: built in karaoke system, supporting coaxial, optical fiber, Bluetooth, USB flash disk and aux audio input