Ferocious "Woofer" Twin Guard Dog USB Speakers

Ferocious Sound, Nice Doggies! Matching Stereo Pair of Black and White Guard Dog USB speekers will "guard" your PC, and sound great doing it!

 Built in amp, massive 2w power output, USB powered, 3.5mm headphone jack socket.

 Features:

• Dual 4cm speaker with 3.5mm audio jack cable
• High quality sound with a 2W+2W power output
• Frequency arrange: 120Hz ~ 20KHz
• Signal Noise Ratio: 86dB 
• Supports Windows XP/2000/ME/98SE, Mac OS with USB port
• Simple, Plug and Play: just plug-in, no driver install