Get the most out of your mobile phone, smartphone, tablet, and other devices with the 512GB PRO Plus UHS-I microSDXC Memory Card from Samsung. This card features a storage capacity of 512GB and is able to achieve read speeds up to 180 MB/s and write speeds up to 130 MB/s, as well as write speeds that won't drop below 30 MB/s, thanks to its UHS-I, V30, and U3 class ratings. These speeds will allow you to record Ultra HD 4K and Full HD video, as well as raw and JPEG photos and image bursts.