MODEL: BSK-091BT 
BLUETOOTH/USB/SD/MP3/FM FUNCTION
USB/SD CARD/BLUETOOTH
TOTAL POWER:120W
FM RADIO FUNCTION
SUBWOOFER: 8", 80W
AUX FUNCTION
SATELLITE: 3" x 2, 20Wx2
LED DISPLAY WITH EQ FUNCTION
S/N RATIO: > 80dB
WITH REMOTE CONTROL
POWER SUPPLY: AC110V/60HZ
7 COLOURS LED PULSATING
FREQUENCY RESPONSE: 40Hz-20KHZ