2.0 3D USB Mini laptop Speaker

2.0 3D USB Mini laptop Speaker
1.usb power supply.
2.bass,treble stereo speaker.
3.nice design,high quality.
computer mini speakers
1.USB power supply.
2.Bass,treble stereo speaker.
3.Nice design,high quality.
4.Built-in amplif.
5.Easy to carry.
specifications
1.Material:Pure ABS;
2.Rate power: 2W x 2
3.Frequency range: 100~20KHZ(Hz);
4.Input voltage:USB5-6V;
5.Jack :3.5 mm stereo;
6.Use:Notebooks/pc/mac/mp4/mp3/PDA;