Introduction
SanDisk Ultra microSD is one of my favourite cards. Owning 64GB card few years back and still kicking until now. Of course, its performance is way slower compare to newer cards nowadays. 128GB SanDisk Ultra A1 microSD is the star today. It is loaded with blazing transfer speeds @ 100MB/s read and support App Performance Class 1 (A1). Does it really that fast? Let’s find out…