Lexar Co.,LTD

Lexar 128GB Micro SD Card supports up to 100MB/s read speed and up to 30MB/s write speed for data transfer. (Based on internal test environment of Lexar, so the actual speed may vary with different host devices and environments. For devices that don't support UHS-I, the transmission speed will be different due to interface limitations.) Lexar 128GB Micro SD Memory Card supports UHS-I, U3, Speed Class 10, Video Speed Class 30 (V30) , which offer high read speed, fast file transfer speed, smooth as well as continuous shooting and Full HD video 4K and 1080P recording. For apps, A1 (App 1) performance is continuous 1500 read IOPS, 500 write IOPS, which helps not only run faster, but also save smartphone's or tablet's storage memory. Lexar 128GB microSD Card supports up to 6 hours 4K video, or up to 20 hours 1080P video, 37,600 photos, or 19,440 songs. (1GB=1,000,000,000 bytes.) (Due to different capacity algorithms and partial capacity are used for system files, management and performance optimization, so the actual available capacity may be less than the identifying capacity.)