The SanDisk Extreme microSDXC Memory Card saves time by transferring data at read speeds up to 190MB/s based on SanDisk QuickFlow 10 technology (64GB-1TB). Use with the SanDisk Professional PRO-READER SD and microSD card reader (sold separately) for maximum speed. Ideal for Android smartphones, action cameras and drones with up to 130MB/s write speed.
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