From the Manufacturer

High-speed performance

With write speeds of up to 150 MB/s [1], you can transfer a 4K movie in less than 40 seconds [2] and 1,000 photos in less than 60 [3].

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  View larger   View larger   View larger Compatible with your USB portsThe SanDisk Extreme Go USB 3.1 Flash Drive is backward-compatible, so you can plug it into any USB 2.0 or 3.0 port.Up to 35x fasterThe SanDisk Extreme Go USB 3.1 Flash Drive is up to 35X faster than standard USB 2.0 drives [1] which means you can quickly transfer your media with no waiting around.The capacity to do moreStore large amounts of data, with enough room for your movie files, photos and other files thanks to capacities up to 128 GB [4].  View larger   View larger   View larger Protect your dataCreate a private folder on your drive with SanDisk SecureAccess software [5]. This 128-bit AES encryption software makes it easy to password-protect critical files. Drag and drop files into the vault, and they'll be protected.Retractable connectorEasily carry content in your pocket with a smart and elegant design that retracts to keep the connector – and you files – safe.Handy keyring loopThe SanDisk Extreme Go USB 3.1 Flash Drive has a keyring loop so you can easily attach to your keys, binder or lanyard. Keeping your files near you no matter where you go.  SanDisk Extreme Go USB 3.1 64 GBSanDisk Extreme Go USB 3.1 128 GBTransfer speed (up to)150 MB/s150 MB/sPhotos (10 megapixel)3600 photos7200 photos+++Video (1080 video AVCHD)160 mins320 mins+++Music (MP3 songs)4000 songs8000 songs+++Office Files (GB)16 GB32 GBUSB 3.1 enabled (USB 3.0/2.0 compatible)SanDisk SecureAccess software

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Disclaimers

[1] Up to 150 MB/s write speed to drive, up to 35X faster than standard USB 2.0 drives (4MB/s); up to 200 MB/s read speed. USB 3.1, Gen 1 or USB 3.0 support required. Based on internal testing; performance may be lower depending upon host device. 1 MB=1,000,000 bytes.

[2] Based on 4K video transfer (4 GB) with USB 3.1, Gen 1 or USB 3.0 host device. Results may vary based on host device, file attributes and other factors.

[3] Based on 4 GB transfer of photos (avg. file 4 MB) with USB 3.1 Gen 1 or USB 3.0 host device. Results may vary based on host device, file attributes and other factors.

[4] 1 GB=1,000,000,000 bytes. Actual user storage less.

[5] Password protection uses 128-bit AES encryption and is supported by Windows Vista, Windows 7, Windows 8, Windows 10 and Mac OS X v10.7+ (Software download required for Mac, see manufacturer’s website for further details.