With the 128 GB memory card, you’ll be able to record full HD videos seamlessly and find the foremost out of your mobile apps, photos and a lot more The Class 10/UHS-I (U1) delivers high-speed performance for data transfer to and from PC The microSDXC memory card features write speed of around 60 MB/s that is sufficient for recording high-definition videos to your mobile phone, tablet, or other smart devices.