POWER OUTPUT : R/L: 8W+8W SW: 22W SIGNAL TO NOISE RATIO : R/L: ?85dB(A) SW: ?80dB/li> FREQUENCY RESPONSE : R/L: 150 – 20,000 Hz SW: 50 – 180 Hz BASS UNIT : 5 1?4 - inch (148mm) MID-RANGE + TREBLE UNIT: 3 1?2 - inch (88mm) x 2 WEIGHT: 5.31kg