Microlab M100 10 Watt 2.1 Multimedia Speaker for PC and Multimedia Entertainment (Black) Output power: 10 Watt RMS Power distribution: 2x 2.5 Watt + 5 Watt Frequency response: 40 Hz - 18 kHz Tweeter driver type: 2x 2.5" Tweeter rated power: 3 Watt, 4 Ohm Color: Black