ADATA S007 4GB, 4 GB, USB Type-A, 2.0, 18 MB/s, 13.6 g, Red ADATA S007 4GB. Capacity: 4 GB, Device interface: USB Type-A, USB version: 2.0, Read speed: 18 MB/s, Write speed: 5 MB/s. Weight: 13.6 g. Product colour: Red