ADATA Premier 64GB microSDHC UHS-I Class 10, R/W performance: up to 85/25MB/s, with adapter Memory Technology NAND Flash Memory Form Factor Micro SDHC Storage Capacity 64 GB Flash Memory Read Data Transfer Rate 85 MB/sec Flash Memory Write Data Transfer Rate 25 MB/sec Speed Class Rating Class 10UHS-I Certifications FCC, CE, BSMI, VCCI Maximum Operating Ambient Temperature 85 °C Minimum Operating Ambient Temperature -25 °C Nominal Supply Voltage 3.3 V Maximum Supply Voltage 3.6 V Minimum Supply Voltage 2.7 V Package Type Retail Included Accessories SD Adapter Depth (mm) 11 mm Height (mm) 1 mm Width (mm) 15 mm Nominal Weight 0.0002 kg Warranty Products Returnable Yes Warranty Term (month) Lifetime(s) Warranty Validation Criteria Serial Number Pack Weight Brutto (kg) 0.02 kg Pack Weight Netto (kg) 0 kg Pieces in pack 1 Box Weight Brutto (kg) 0.25 kg Retail Packaging Net Weight Carton 0 kg Retail Packaging Net Weight Plastic 0 kg Packs in Box 10