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ADATA 256GB High Endurance microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SHA2-RA1)

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  • Designed for continuous recording and constant re-recording
  • Comply with new UHS-I U3 specifications
  • A2 qualified - help to install and run APPs faster
  • V30 video speed class: can record a minimum 30MB of video per second
  • High compatibility across multiple devices: smartphones, tablets, digital cameras, and video recorders
  • Support Full HD 1080p and Ultra HD 4K recording and playback
  • Rugged durability: waterproof, shockproof, antistatic, X-ray proof, and wide temperature support (-25 to 85 celsius degree)
ADATA High Endurance microSDXC/SDHC UHS-I Card

High Endurance microSDXC/SDHC UHS-I Card


Specifically designed for continuous high-definition recording, this flash card from ADATA features high endurance and fast speeds. Plus, it has Application Performance Class 2 (A2) rating for snappy and smooth app experience. Paired with its capability to withstand extreme environments, it is perfect for dashcams, surveillance systems, and mobile phones.


Made to Handle Thousands of Hours of Recording

Built with high-quality NAND Flash chips, High Endurance microSDXC/SDHC UHS-I cards are made to withstand up to 40,000 hours1 of high-definition video recording. Whether a fender bender on your dashcam, incident on your CCTV system, or home video on your camcorder2, you can be at ease that all will be captured.


All-Round Protection

With error correcting code technology, these cards can detect and fix a wider range of data errors. Plus, they are also waterproof, shockproof, X-ray-proof, static-proof, and resistant to extreme temperatures.


UHS-I and V30 Compliant

These UHS-I U3-compliant V30 Video Speed Class cards provide read/write speeds of up to 100/80MB3 per second, making 4K, 8K, 3D, or 360° video recording a snap.


A2 qualified for faster app performance

Whether watching videos or playing games, these Application Performance Class 2 (A2)4 cards run and launch mobile apps faster for a smoother experience.


Record and Store More

With capacities ranging from 32GB to 256GB, High Endurance microSDXC/SDHC UHS-I memory cards make it easy to store thousands of photos and tens of Full HD movies on your mobile phone, dashcam, or surveillance system.


1. 256GB: up to 40,000 hours

128GB: up to 20,000 hours

64GB: up to 10,000 hours

32GB: up to 5,000 hours

2. 4K Ultra HD (38480x1920), Full HD (1920x1080) and HD (1280x720) movie support may vary depending on the host device, file properties, and other factors.

3. This data is based on internal testing. Performance may vary depending on the platform or software used.

4. A2 level standard:

  • Continuous transmission performance of more than 10MB per second
  • Random read performance 4000 IOPS
  • Random write performance 2000 IOPS.

5. Based on 720P or 1080P HD resolution files with an average of 50 minutes per episode.

6. Based on photos captured on a 10-million-pixel camera with files size of 5MB.

7. Based on a 4-minute song with a file size of 4MB.

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 2 years
  • Limited Warranty period (labor): 2 years
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