Flash memory Emtec SpeedIN Pro 256 GB MicroSDXC UHS-I Class 10

The Emtec SpeedIN Pro 256 GB MicroSDXC UHS-I Class 10 is a high-capacity removable flash memory card designed for mobile devices, cameras and other equipment that accept microSDXC format. Offering 256 GB of storage in a compact microSD form factor, this card supports UHS-I bus speeds and is specified to deliver up to 100 MB/s read and 95 MB/s write performance. Rated Class 10 with UHS Speed Class U3 and Video Speed Class V30, it is suitable for sustained recording of high-resolution video and rapid file transfers. The card is finished in a brown color and fits standard microSD slots with adapters or compatible readers.

Advantages

The Emtec SpeedIN Pro 256 GB MicroSDXC combines large capacity with fast sequential read and write speeds, reducing waiting times when transferring photos, video files, or large documents. UHS-I and U3/V30 ratings ensure stable write performance for 4K and Full HD video recording. The compact microSD form factor makes it easy to carry and use across multiple devices, while the Class 10 rating guarantees a baseline of performance for everyday tasks. Its 256 GB capacity allows storing thousands of photos, hours of video, or extensive app data for compatible devices.

Suitable for

• Recording 4K and Full HD video with action cameras, drones and mirrorless cameras
• Smartphones and tablets requiring expanded storage for apps, media and backups
• Dashcams and surveillance devices that need sustained write performance
• Transferring large files between devices and using with card readers for backups

Key specifications

• Capacity: 256 GB
• Form factor: MicroSDXC
• Read speed (max): 100 MB/s
• Write speed (max): 95 MB/s
• Flash memory class: Class 10
• UHS Speed Class: U3
• Video Speed Class: V30
• Bus interface: UHS-I
• Color: Brown

How to use

Insert the microSDXC card into a compatible device slot or use a microSD-to-SD adapter or USB card reader if required. When first used in cameras, smartphones or other devices, format the card in the device following the manufacturer’s instructions to ensure optimal file system compatibility and performance. For large transfers, connect the card via a high-speed reader to a computer and copy files using the operating system’s standard file manager. Safely eject or unmount the card before removal to prevent data corruption.

Recommendations

Use this card for continuous high-bitrate video recording and projects that require reliable sustained writes. Regularly back up important data to another storage medium and format the card in the host device if performance issues arise. Avoid removing the card while data is being written and use compatible, updated hardware and software to achieve the specified speeds.