Max Read Speed: 100 MB/s Max Read Speed: 100 MB/s MIN WRITE SPEED: 10 MB/s THIS BUNDLE FROM TEDS ELECTRONICS INCLUDES: 2x SanDisk 32GB Ultra UHS-I microSDHC Memory Card with SD Adapter SanDisk products are constructed to the highest standards and rigorously tested. You can be confident in the outstanding quality, performance and reliability of every SanDisk product.