altec lansing en perfecto estado de conservacion Maximum Continuous Power: 50 Watts RMS Front/Rear Satellites: 5 Watts/channel @ 8 ohms, 10% THD Center Satellite: 10 Watts/channel @ 8 ohms, 10% THD Subwoofer: 20 Watts @ 8 ohms, 10% THD Frequency Response: Front/Rear Satellites: 150-20000 Hz Center Satellite: 150-20000 Hz Subwoofer: 20-150 Hz