... 1GB,2GB,4GB, 8GB, 16GB, 32GB,64GB Customized High Quality Chinese Style Promotional Novelty Ceramic 32GB Gift USB Shape OptionsBracelet/wristband, pen ... to demandCapacities256MB,512MB,1GB,2GB,4GB, 8GB, 16GB, 32GB,64GB,128GBUSB InterfaceUSB 1.0,1.1 or 2.0 ... ,ROHS,FCCMemory Capacity256MB,512MB,1GB,2GB,4GB,8GB,16GB,32GB,64GB,128GBOperating Systemcompatible with the operation systems of Windows ...