General
Storage medium	microSDXC
Memory capacity	64 GB
Reading speed	140 MB/s
Memory class	Class 10
UHS specification	U1
Performance class	A1

The SanDisk Ultra microSDXC memory card with 64 GB storage capacity is a storage medium for mobile devices and digital units that support microSD storage. The product is supplied with an SD adapter, enabling use of the card in standard SD slots. The card is designed for applications requiring high speed and reliability, such as recording videos in high resolution or use in smartphones, tablets, and other mobile devices.

microSDXC memory card
The card is based on the microSDXC standard, intended for storage capacities from 32 GB up to 2 TB. With a capacity of 64 GB, it offers sufficient space for a wide range of files, including photos, videos, music, and apps. The use of the microSDXC format enables a compact design, ideal for devices with limited space.

Read speed and performance
The card achieves a maximum read speed of 140 MB/s, ensuring fast data transfer. This speed is particularly beneficial for playing videos in high resolution, quickly launching apps, and simultaneously processing multiple files. The card is equipped with the A1 performance class, which guarantees minimum performance for apps, including minimum read and write speeds required for smooth app usage on mobile devices.

Storage class and reliability
The card complies with storage class 10 (Class 10), guaranteeing a minimum write speed of 10 MB/s. Additionally, it is equipped with the UHS-I specification U1 (UHS Speed Class 1), which also requires a minimum write speed of 10 MB/s. This combination ensures stable performance when recording videos in Full-HD quality and storing large files.

SD adapter included
The package includes an SD adapter, allowing the card to be used in standard SD slots. This enables use of the microSDXC card in devices that do not have a microSD slot, such as certain digital cameras, laptops, or multimedia players. The adapter is compatible with the microSDXC format and ensures a secure connection.

Compatibility and applications
The card is suitable for a wide range of devices that support microSDXC storage, including smartphones, tablets, digital cameras, action cameras, GPS devices, and other mobile devices. The combination of high speed, large capacity, and the A1 performance class makes it particularly suitable for devices that process apps and media content in high quality. The use of the SD adapter extends compatibility to devices with standard SD slots.

Everyday operation
The card enables fast and reliable storage and playback of data. The A1 class ensures that apps start quickly and run smoothly, while the Class 10 and U1 specifications support recording videos in Full-HD quality. The combination of high speed and large capacity makes the card a practical solution for mobile applications where high performance and storage space are required.