MicroSDXC Memory Card for CCTV,C10 Flash Memory Card 64GB 128GB 256GB for Mobile Device Storage Phone, Tablet

Compatibility: Compatible with all microSDHC devices, microSDXC supports host About Real Capacity Capacity flash memory products are usually shipped in accordance with 1MB = 1000KB, 1G = 1000MB computing, but the operating system using binary arithmetic 1MB = 1024KB, 1GB = 1024MB, so there are some differences between the display capacity and standard capacity memory products. 8GB = approximately 7.4GB-7.6GB 16GB = approximately 14GB-15GB 32GB = approximately 28GB-30GB 64GB = approximately 58GB-60GB 128GB = approximately 110GB-120GB This is calculation difference between manufacturer and your PC, please Google 'USB Flash Drive capacity' to get more information. In other words, it's the same.