HP v250w, 64 GB, USB Type-A, 2.0, 25 MB/s, Capless, Silver HP v250w. Capacity: 64 GB, Device interface: USB Type-A, USB version: 2.0, Read speed: 25 MB/s, Write speed: 8 MB/s. Form factor: Capless. Weight: 0.406 oz (11.5 g). Product color: Silver