Loud & Clear Sound, Ultra-Portable Design, Superb Sound Quality, Stereo Speaker with USB Power, with Volume Controller. From the Manufacturer If you are a music buff and like to carry your music wherever you go then you simply can’t miss the Live Tech SP 02 portable speakers. This portable speaker lets you enjoy your favorite music whether you are on the move or hosting a party. The Live Tech SP 02 stereo speakers not only have a stylish and ultra-portable design,but with an impedance of 4 Ohms, they give you an exceptionally impressive sound output along with unmatched clarity. Live Tech SP 02 stereo speakers have such varied features. Great Compatibility and a Bundle of Features With the Live Tech SP 02 multimedia speakers, connectivity is never a problem as they are readily compatible with a wide range of devices ideal for gaming, music or watching movies via the 3.5 mm audio jack and USB cable. The two speakers are integrated to give you impeccable sound quality, with a frequency response of 100Hz to 18000Hz. Popular for easy to use, these are one of the best portable speakers with volume controller for instant volume adjustment and settings. Buy the lightweight Live Tech SP 02 and enjoy booming music anytime, anywhere. Type: Multimedia speaker Channel Configuration: 2.0 Total Power Output: 6 W RMS Frequency Response: 100Hz to 18000 Hz (Satellite) Impedance: 4 Ohms Signal-to-Noise Ratio: 80 dB(Aprox) Easy volume control Connectivity: 3.5 mm Audio Pin & USB Pin.