Tire Mp3 player:
1Design/Dimension: car tire
2Audio formatsupport MP3WMAASFWMV
3USB diskNeed not drive(except WIN98)
4Auto power offauto power off within 30sec
5PortUSB2.0
6Storage128M/256M/512M/1G/2G/4G
7Batterybuilt in lithium battery, display 6H
8Colors:black/white