SanDisk 64GB Extreme microSDXC UHS-I Memory Card – Read speeds of up to 160MB/s, Write speeds of up to 60MB/s – Video Speeds: C10, U3, V30, A2 – Includes SD Adaptor – Limited Lifetime Warranty Manufacturer Warranty: Limited Product Lifetime Warranty Rating: 4.8 stars – 353 reviews Faster smartphone app performance thanks to the SanDisk Extreme? PRO microSD card?s A2 Specification Read speeds of up to 160MB/s let you transfer 1000 high-res photos and 30 minutes of 4K video in less than 3 minutes Capture fast-action photos or shoot 4K UHD video with write speeds of up to 60MB/s Record uninterrupted 4K UHD and FHD video with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings Shockproof, temperature-proof, waterproof, and X-ray-proof for durability in extreme environments The SanDisk 64GB Extreme microSDXC UHS-I Memory Card (SDSQXA2-064G) offers high-speed storage performance for action cameras, quadcopters, and Android smartphones.? Engineered to handle recording FHD and 4K UHD videos, as well as taking high-resolution photos, the SanDisk Extreme UHS-I microSDXC memory card is the ideal flash storage for professional photography and videography.? It comes with UHS speed class 3 (U3) and Video speed class 30 (V30) ratings, ensuring it has the bandwidth for playing back and recording HD, FHD, and UHD videos.? Its Application Speed Class 2 (A2) rating assures bolstered app performance for compatible devices. ? High-speed performance Read speed goes up to a maximum of 160MB/s while the write speed tops at 60MB/s, allowing you to transfer large multimedia files in just a few minutes. ? The 64GB SanDisk Extreme microSDXC UHS-I Memory Card is shockproof, x-ray proof, waterproof, and temperature proof.? Its outstanding reliability and fast performance make it suitable for travel and use in harsh environments. ? Read more about SanDisk’s 64GB Extreme microSDXC UHS-I U3 A2 V30 C10 Memory Card – 160MB/s on their official website