Package contents: microSD with retail package*1 Speed: ·8GB/16GB/32GB-Class 10-SDHC ·64GB/128GB-Class 10-SDXC About capacity: ·16GB=approximately 14GB-15GB ·32GB=approximately 28GB-30GB ·64GB=approximately 58GB-60GB ·128GB=approximately 119GB-120GB ·This is calculation difference between manufacturer and our PC, please Google 'Memory card capacity' to get more information Tips: How to verify the capacity and speed of the memory card? 1). Please use quality USB 3.0 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 microSD card, speed of microSD card will be reduced by low quality card reader. 3). microSD memory card speed is greatly affected by card reader and the capacity you choose , USB protect. Low quality device will 100% slow down card speed, 1MB=1000KB.
Note: Not all certifying agents offer online lookup, and some have a lag time for posting new certificates. If you are unable to find a certificate online, contact the certification agency or supplier for further verification.