1. capacity:64MB-32GB 2. warranty: 3 years 3. USB 2.0 interface 4. built-in TF/micro SD card 5. custom logo free printing MP3/MP4 music players Features:capacity: 64Mb,128Mb,256MB,512MB,1G,2G,4G,8G,16G,32Gcertifications: CE,ROHS,FCCwarranty: 3 yearsUSB interface: USB 2.0data retention: more than 100,00 times data encryptionwriting speed: 4-6m/sreading speed: 12-15m/s Logo printed option: 1. Silk ...