TRANSCEND 256GB microSD w/ adapter UHS-I U3 A2

Memory cards:Micro SecureDigital eXtended Capacity (Micro SDXC); Capacity (in GB):256microSDXC 340SDesigned for mobile devices and handheld game consoles, Transcendqqq1s Ultra Performance microSDXC 340S memory cards are compliant with the latest A2 speed class and boast excellent random read/write speeds, making them ideal for retrieving small pieces of data from random locations, and quick app launches.TECHNICAL SPECIFICATIONS Dimensions11 mm x 15 mm x 1 mm (0.43qqq1qqq1 x 0.59qqq1qqq1 x 0.04qqq1qqq1)Weight0.4 g (0.01 oz) Storage Capacity256 GB Flash Type3D NAND flash Operating Environment Operating Temperature-25°C (-13°F) ~ 85°C (185°F) Operating Voltage2.7V ~ 3.6V Performance Speed Class- UHS-I U3- Class 10- V30- A2 Sequential Read/Write (CrystalDiskMark) up to 160/125 MB/s Insertion/Removal Cycles10,000 Note- Speed may vary due to host hardware, software, usage, and storage capacity.- Speeds based on internal testing. Advanced technology implemented to reach R/W speeds beyond UHS-I 104 MB/s. Full performance achieved only when paired with Transcend HUB5C card reader with the latest firmware update. Warranty CertificateCE/FCC/RCM/EAC WarrantyFive-year Limited Warranty