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. This memory card is fully compatible with Nikon S Series cameras.