Amazon.com: SanDisk Ultra 64GB Micro SD Memory Card Works with LG K51, LG Q70, LG Q7+, LG Stylo 5+ Cell Phone (SDSQUAR-064G-GN6MN) Bundle with (1) Everything But Stromboli MicroSD Card Reader :
Professional Ultra SanDisk 64GB MicroSDXC Card for Amazon Kindle Fire HD 7 Smartphone is custom formatted for high speed, lossless recording! Includes Standard SD Adapter. (UHS-1 Class 10 Certified 30MB/sec)