High Quality Memory Card Micro TF SD Card 128GB Class 10 TF Card 64GB 32GB 16GB 4GB 8GB External Pen Drive Flash Memory Disk

Speed:16GB/32GB- Class 10 SDHC64GB/128GB- Class 10-SDXCClass 6: Read speed around 15-20MB/S ,Write speed around 6-8MB/SClass10: Read speed around 15-30MB/S ,Write speed around 9-12MB/S1.The Micro SD card speed is based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors.2.Micro SD card speed is greatly affected by card reader, adapter, USB port etc. Low quality device will 100% slow down card speed.About capacity:16GB=approximately 14GB-15GB32GB=approximately 28GB-30GB64GB=approximately 58GB-60GB128GB=approximately 119GB-120GB256GB=approximately 220GB-240GBThis is calculation difference between manufacturer and our PC, please Google 'Memory card capacity' to get more informationFeatures:Original high quality flash memoryManufactured in TaiwanPlease don't use cheap card reader to test Micro SD card, speed of Micro SD card will be reduced by low quality card readerMicro SD card speed is greatly affected by card reader, adapter, USB port etc. Low quality device will 100% slow down card speed.Up to 20MB/s read speed; write speed lower. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes.Package Contents:1 x  memory card1 x SD adapter1 x  Retail PackageWarm Tips:1. To most of countries about 30-50 days shipping time (Brazil maybe as long as to 90 days ) ,if you still not receive package when order protection time running out you can leave message to ask us extend the time and we will contact with shipping company to push up the shipping processing speed.2.Anything question or problem to the product you received please contact with us before dispute and bad feedback ,we will reply and  give best sulution as soon as in 48 hours .