Designed for portable gaming devices, smartphones, tablets, and more, the 1TB PLAY UHS-I microSDXC Memory Card from Lexar helps you keep up with all your content, whether it's games, movies, music, or books. It delivers read speeds of up to 205 MB/s, write speeds of up to 140 MB/s and, thanks to its V30 rating, write speeds will not drop below 30 MB/s, which is fast enough to record 4K video. This card also utilizes the UHS-I bus, the A2 spec, and has a capacity of 1TB, so you'll have plenty of space for all your favorite files.