This SanDisk High Endurance microSDXC Card is designed to record up to 10,000 hours of footage and has the capacity to record in Full HD or 4K. The high capacity lets you record and save more video, and it can read speeds of up to 100 MB per second. -It is ideal for use in extreme temperatures for long hours of footage.-It has a capacity of 128 GB.-It can read speeds of up to 100 MB per second.-It's rated Class 10, U3 and V304.-This memory card can be slotted into your computer.-It is shock-proof, temperature-proof, waterproof and x-ray-proof.-It is designed to record up to 10,000 hours of footage and has the capacity to record in Full HD or 4K. : Sandisk Descriptive Colour: Black Flash Memory Type: SD Card Product Dimensions (mm): 14.99W x 1.02D x 10.92H mm