Lexar High-Performance microSDXC 300x 64GB UHS-I/U1 w/Adapter Flash Memory Card - LSDMI64GB1NL300A Premium memory solution for tablets, sports camcorders, and smartphones Quickly captures, plays back, and transfers media files, including 1080p full-HD, 3D, and 4K video Leverages UHS-I technology for a transfer speed up to 300x (45MB/s) Read and (20MB/s) Write Stores up to 8 hours of HD video; 24,800 photos; or 14,200 songs Includes high-speed, Class 10 card and SD adapter