Description Colorful LED Light,with colorful breathing light, it will bring you both visual and aural enjoyment. USB supply power dirctly, easy connection. Large diameter full frequency vibration loudspeaker, deep bass, rich mid range and clear treble. Rear bass trumpet, bass thick, to bring you high-quality bass. High magnetic speaker, give you a different listening experience. Can connect PC, laptop, mobile phone, MP3, MP4 , DVD. Model Number: X2 speaker Output Power: 3W x 2 Power Supply: USB Degree of Separation: equal 40dB Signal to Noise Ratio: equal 80dB Frequency: 25HZ~20kHZ Channel: 2.0 Size:10x6.5x7cm Colour:black Material:ABS+PP Package Contents: 2 x Computer Speaker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.