Fashionable Speaker for USB flash drive, Mobile, iPod, MP3, MP4, CDplayer, PC

1) Compatible size: iPod nano, iPod shuffle, iPod video
2) Convenient secondary input jack: For connection with other audio, devices, including PC, laptops, older iPod, and other MP3 and MP4 players, and USB flash disks (cable included)
3) Impedance: 40 ohms
4) Frequency response: 150Hz~18KHz
5) Power output: 2W6) Power requirement: Battery (AAA 1.5V 4), DC 5V (USB cable for PC), AC power adaptor
7) Cord (output: 6V, 300-800mA)
8) Available color: Silver, green, purple, black
SIze: 18.6X4.5X5CM