Microlab FC50 54 W Near-Field Hi-Fi Enclosure-Free 2.1 Speaker w/ Digital Signal Processor (DSP) for PC and Multimedia Entertainment Output Power: 54 Watt RMS Power Distribution: 2x 12 Watt + 30 Watt RMS Frequency Response: 40 Hz - 20 kHz Speakers: 0.75-Inch Tweeter Driver Type, 4-Inch Midrange Driver Type, 5-Inch Woofer Driver Type Interfaces: 2RCA(output), 3.5 mm stereo (inout)