The Digi Chip 64GB SDXC Class 10 memory card is a high speed memory card made using the highest quality Samsung memory chips. These memory cards are ideal for all SDXC compatible digital devices such as cameras and camcorders. They are also UHS-1 spec which stands for Ultra High Speed meaning they are some of the fastest mobile memory cards on the market. Our company Low Price Memory Ltd has been trading online for 8 years and has supplied over 1 million customers in that time with digital memory cards and usb flash drives. Digi-Chip is our own brand and we offer a lifetime warranty on all Digi-Chip products.