The SanDisk SD Extreme Pro UHS-II 64GB Memory Card is a high-performance storage solution designed for professional photographers and videographers. With its blazing-fast read and write speeds, this memory card is perfect for capturing and transferring high-resolution photos and videos. It is specifically tailored to work seamlessly with the Sony A7S III and ZV-E1 Mirrorless Cameras, ensuring optimal performance and compatibility. Featuring UHS Speed Class 3 (U3) and Video Speed Class 60 (V60) ratings, this memory card guarantees a minimum sustained write speed of 100MB/s, making it ideal for recording 4K UHD and Full HD videos. Whether you're shooting fast-action sports or capturing stunning landscapes, this memory card provides the reliability and speed you need to capture every moment with precision. The SD Extreme Pro UHS-II 64GB Memory Card is built to withstand extreme conditions, thanks to its durable construction. It is shockproof, temperature-proof, waterproof, and X-ray-proof, offering maximum protection for your valuable data. Additionally, the card comes bundled with Everything But Stromboli 3.0 Micro & SDXC Card Reader, allowing you to quickly and conveniently transfer your files to your computer or other devices. With a storage capacity of 64GB, this memory card provides ample space to store thousands of photos and hours of video footage. Whether you're a professional photographer or an enthusiast, the SanDisk SD Extreme Pro UHS-II 64GB Memory Card is the perfect companion for your Sony A7S III or ZV-E1 Mirrorless Camera, offering reliability, speed, and durability for all your creative endeavors.