The GENIUS SP-HF1800A wooden speakers stand out when listening to any music. One 4 "subwoofer, one 4" midrange and one 1 "tweeter deliver an elegant sound experience. The total real dynamic music power is 50 W (2x25 W). The frequency range of the whole set is 20Hz to 20kHz. There are also controls for adjusting the tones. (bass and treble) and overall volume.There is also a 3.5 mm stereo jack for connecting headphones.The set can be connected to MP3 / CD players and sound cards.