Dual Hearts Style 4GB USB Flash Disk

1) U disk capacity: 4GB 2) Transfer speed: 10-24M / s (actual speed and computer configuration) 3) U disk interface type: USB 2.0 4) Storage media: flash memory 5) Operating System: General 6) Super quality and high performance 7) USB stable a grade flash chips 8) Color: as picture 9) It's great gift to your friends 10) Material: Silicone