Sandisk Memory Card 128GB 32GB 64GB 256GB SD/TF Flash Card Mini SD 32 64 128GB TF CARD for Phone Speakers Robot

How to verify the Capacity and Speed of the memory card?1). Please use quality usb3.0 card reader to verify all memory card by   H2testw on PC. Real memory card should pass H2testw with no error.2). Please don't use cheap card reader to test Micro SD card, speed of Micro SD card will be reduced by low quality card reader.3). Micro SD memory card speed is greatly affected by card reader and the capacity you choose , USB port ect. Low quality device will 100% slow down card speed,1MB=1000KB.1. Our Store offers 100% genuine products.2. All products are in compliance with the Sandisk official website.3. Manufacturer's reserve the right, at their sole discretion, to change or modify products. Appearance and packaging design may change without prior notice.4. We are not responsible for any changes or modifications that manufacturer's make to products.