... Windows 2000, Windows Vista, Windows 7 or aboveAccessoriesManual ,cd drive, USB cable, lanyard, keyring (optional)Data retention 10 years ... Worthspark CO.,LtdShenzhen Worthspark Co.,Ltd. is USB Flash Drive and power bank developing, manufacturing and marketing company. ... and experienced developing and designing staff, enthusiastic service, hard work and enterprising business team, as well as efficient ...