Transcend TS64GJK790K 64GB 790 Flash Drive utilizes a retractable USB connector to shield your data while in transit. Simply push/pull the colored slider to expose/retract the connector. Best of all, the JetFlash 790 sports the next generation Super Speed USB 3.1 Gen 1 specification and up to an incredible 128GB capacity. This combination of blazing fast data transfer rates and substantial storage space make it easier than ever to store, carry and share all your digital files wherever you go.