Memory High Endurance Video Monitoring TF 256GB 128GB 64GB 32GB Mini SD MAX Up To 100MB/s Flash Card For Mobile

Warm Tips: 8GB/16GB/32GB-Class 10-SDHC 64GB/128GB/256GB-Class 10-SDXC Class10: Read speed around 15-30MB/s, Write speed around 9-12MB/s About capacity: 8GB=approximately 7.2GB-7.6GB 16GB=approximately 14.4GB-14.8GB 32GB=approximately 28.5GB-31GB 64GB=approximately 58GB-62GB 128GB=approximately 115GB-124GB 256GB=approximately 230GB-249GB Vendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MB Calculated, operating system with binary arithmetic: 1 MB = 10B, 1 GB = 1024 MB; This is the calculation difference between the manufacturer and our PC, just for your reference Package: 1 X Memory Card + Free Adapter + Retail Package