SanDisk SanDisk Extreme PRO USB 3.1 Solid State Flash Drive 256GB USB memorija SDCZ880-256G-G46 ZNAČAJKE Receive the performance of a solid state drive on a flash drive with the 256GB Extreme Pro USB 3.1 Solid State Flash Drive from SanDisk. This plug-and-play flash drive features a USB 3.1 Gen-1 interface supporting data read speeds of up to 420 MB/s and data write speeds of up to 380 MB