SanDisk Ultra Dual Drive Go USB 256GB USB flash drive USB Type-A / USB Type-C 3.2 Gen 1 (3.1 Gen 1) Blue. SanDisk Ultra Dual Drive Go USB 256GB. Capacity: 256 GB Device interface: USB Type-A / USB Type-C USB version: 3.2 Gen 1 (3.1 Gen 1) Read speed: 400 MB/s.
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