MyMemory PLUSmicroSDXC cards are the perfect partner for your high-spec smartphone or tablet. Enjoy more space for photos, videos, music and apps. These superior cards offer super-fast read and write speeds up to 170MB/s read and 130MB/s write (256GB, 128GB). Increase Your Phone’s Storage and Performance with MyMemory PRO A2 MicroSD Cards! Aside from phones, this card is designed for microSD devices such as interchangeable-lens cameras, drones, and GoPro action cameras that can capture Full HD, 3D, and 3K video, as well as raw and burst photography. Is compatible with the UHS-I bus, and features a speed class rating of V30, which guarantees minimum write speeds of 30 MB/s, if your device supports V30. Application (A2) Performance Class Minimum Random Read : 4000 IOPS Minimum Random Write: 2000 IOPS Minimum Sustained Sequential Write: 10 MBytes/s Product features: - Ideal for high-end smartphones, drones, action, 4K and 360 video cameras. - Maximise your device performance shooting hyper-smooth 4K and 4K60 videos and high resolution burst mode quality still images. - Be more productive with transfer speeds up to 170MB/s - with an appropriate 170MB/s card reader - Video Speed Class 30 (V30) - A2 App Performance Specification - high IOPS ensures best performance in compatible smartphones and tablets - UHS-I, Class 3 specification - SD Adapter included Specifications Read Speed: 170MB/s Write Speed: 120MB/s Operating Temperatures: -13ºF to 185ºF (-25ºC to 85ºC) Interface: UHS-I SDA Labels: A2, V30, U3 Box Contents 1 x MyMemory PLUS 64GB Micro SD Card (SDXC) 4K V30 A2 U3 UHS-1 170MB/s 1 x SD Adapter Buy With Confidence This MyMemory product comes with a Lifetime warranty, giving you the comfort and confidence you would expect from a well-established brand. All our products are subjected to an extensive testing process before being added to our range. We hope our strong warranty periods reflect the confidence we have in the quality of our own products. Enjoy!