The SanDisk Extreme PRO 64GB SDXC UHS-I Card is a high-performance  memory card designed for professional photographers and videographers who require fast and reliable storage for capturing high-resolution photos and videos. Here are the specifications and features of this card:

1. Capacity: 64GB
2. Card Type: SDXC (Secure Digital eXtended Capacity)
3. Speed Class Rating: UHS Speed Class 3 (U3)
4. Bus Interface Speed: UHS-I (Ultra High-Speed Class 1)
5. Maximum Read Speed: Up to 200 MB/s
6. Maximum Write Speed: Varies based on capacity (e.g., up to 90 MB/s for 64GB)
7. Video Speed Class: V30 (supports 4K UHD video recording)
8. Shockproof, Temperature-proof, Water-proof, and X-ray-proof: Built to withstand harsh conditions and protect your data in extreme environments.
9. Compatibility: Compatible with SDXC and SDHC supporting host devices, including DSLR cameras, mirrorless cameras, camcorders, and card readers.

The SanDisk Extreme PRO SDXC UHS-I Card offers fast read speeds of up to 200 MB/s, allowing for quick data transfer from the card to your computer or other devices. This speed is particularly beneficial when working with large files such as RAW images or high-bitrate video recordings.

The UHS Speed Class 3 (U3) rating ensures a minimum sustained write speed of 30 MB/s, making it suitable for capturing 4K UHD video and continuous burst mode photography.

The card is also designed to withstand rugged conditions, being shockproof, temperature-proof, water-proof, and X-ray-proof. This durability ensures that your valuable data remains safe, even in challenging shooting environments.

It’s important to note that actual performance may vary depending on the specific camera or device used and other factors such as file size and system configuration.