USB Silicon Wristband 1.1GB,2GB,4GB,8GB,16GB,32GB 2.Logo:Custom-Made 3.Certificate:CE,FCC,ROHS... 4.Full capacity USB Silicon Wristband 1) Adopt USB 1.1 / 2.0 port and support plug and play 2) No need for external power supply 3) Storage capacity: 512MB, 1GB, 2GB, 4GB, 8GB 4) Compatible with the operation systems of Windows 98 / SE / ME / 2000 / XP/Vista, Mac OS 8.6 and above, Unix, and Linux 2.4 ...