Sell Lexar 633X Micro sd card 256GB 128GB 64GB 32GB 95MB/s 512GB 100MB/s Memory card Class10 UHS-1 U3 flash Memory Microsd TF Cards best price

About capacity: 32GB = approximately 28GB-30GB 64GB = approximately 58GB-60GB 128GB = approximately 115GB-120GB 256GB = approximately 230GB-238GB 512GB = approximately 460GB-476GB This is calculation difference between manufacturer and your PC, please Google 'Memory card capacity' to get more information. Your PC says 1GB = 1.073741824 Billion bytes where Market Defines 1GB = 1.00 Billion bytes. About speed: 32GB is U1,64GB/128GB/256GB/512GB is U3 633X 32GB-Class 10, UHS-I (U1), 633x (Max up to 95MB/s read, 20MB/s write) 633X 64GB Class 10, UHS-I (U3), 633x (Max up to 95MB/s read, 45MB/s write) 633X 128GB Class 10, UHS-I (U3), 633x (Max up to 95MB/s read, 45MB/s write) 633X 256GB Class 10, UHS-I (U3), 633x (Max up to 95MB/s read, 45MB/s write) 633X 512GB Class 10, UHS-I (U3), 633x (Max up to 100MB/s read, 70MB/s write) Note: Speed based on internal testing. Actual performance may be lower depending on the device, interface, usage conditions and other factors. The actual storage capacity available for each card will be slightly lower than the listed capacity due to storage space requirements for the card's internal software. Package Contents: Lexar Meomry Card x 1