Sandisk SDDD3-064G-G46 Ultra 64GB Dual Drive M3.0 for Android Device & Computer, Black

(1) Requires device with On-the-Go (OTG) support. Visit our official site for the list of compatible devices. (2) Download and installation required. (3) Based on a 1.2GB MPEG-4 video transfer with USB 3.0 host device. Results may vary based on host device, file attributes and other factors. (4) [32GB-256GB] Read speeds from drive to computer up to 130MB/s. [16GB] Read speeds from drive to computer up to 130MB/s. Write speeds lower and vary by drive capacity. USB 3.0 port required. Based on internal testing; performance may be lower depending upon host device. 1MB = 1,000,000 bytes. Western Digital Technologies, Inc. is the seller of record and licensee in the Americas of SanDisk products.