1. Durable ABS plastic.
2. Fashionable and novel ball shape appearance,most convenient for carry.
3. Adopt the USB interface,plug-and-play,avoid the troublesome of driver installation.
4. Fulling compatible with all Win95/98/ME/2000/XP OS
5. Self-configured dirver for OS above Win95,no need drver CD any more.
6. Fully compatible with USB 1.1/2.0
7. Adopt the latest hi-tech numeric circuit,more steady performance.
8. The frenquency influence scope :45Hz-18KHz.
9. Supply voltage:USB+5v