Class 10 High-Speed Mini SD/TF Memory Card 4GB–64GB for Smartphones & CCTV Cmera
4.4GB, 8GB, 16GB, 32GB, 64GB, 128GB Storage Size. Micro SD + TF format,High-speed read and write. Can be Used as Micro SD or SD Card. Micro SD card speed is greatly affected by card reader, adapter, USB port etc.