Lexar High Performance Micro SD Card - 633x

Premium memory solution for smartphones, tablets, or action cameras. Quickly capture, play back, a...

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OnBuy.comLexar (32Gb) High Performance 100M/S 32/64/128Gb 633X Micro Sd Memory Card Sdxc Tf Card Microsd
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Product Information

Full details

This Lexar High Performance 633x Micro SD card is designed for users of smartphones, tablets, and action cameras who need to quickly capture, play back, and transfer media files. Its key benefit is high-speed data handling, enabling smooth recording of high-definition video. A potential caveat is that the highest write speeds are reserved for larger capacity cards (128GB+). Key features include UHS-I technology for fast transfers, support for 1080p Full-HD, 3D, and 4K video, and various speed class ratings depending on capacity.

All features

SeriesHigh Performance
Model Part Number633x
BrandLexar

Extended Product Information

FAQs

What does '633x' mean?

The 'x' rating indicates transfer speed. 633x roughly translates to a maximum read speed of 100MB/s (633 x 150 KB/s = 94,950 KB/s ≈ 95MB/s, often rounded up to 100MB/s for marketing).

Can this card record 4K video?

The 64GB and higher capacity cards, rated U3/V30, are generally suitable for recording 4K video. However, sustained write performance depends on the specific device and its requirements. Always check your camera's specifications.

What is the difference between U1 and U3?

U1 guarantees a minimum write speed of 10MB/s, suitable for Full HD video. U3 guarantees a minimum write speed of 30MB/s, required for smoother 4K video recording.

What is an A1 rating?

The A1 rating means the card meets minimum performance specifications for running applications directly from the card on compatible smartphones and tablets, including minimum random read/write speeds.

How do I format the memory card?

You can format the card using your computer's operating system (right-click and select 'Format') or within your device's settings menu. Always back up data before formatting.

What is the warranty on this card?

Lexar typically offers a limited lifetime warranty or a multi-year warranty on their memory cards. Please refer to the product packaging or Lexar's official website for specific warranty details.

Can I use this card in a standard SD card slot?

Yes, if you have a Micro SD to SD adapter, which is often included or available separately. The adapter converts the Micro SD card to a standard SD card size.

Troubleshooting

Card not recognized by device

Ensure the card is fully inserted. Try cleaning the contacts. Format the card using a computer or the device itself (ensure data is backed up first). Test the card in another compatible device.

Slow transfer speeds

Verify that your device supports UHS-I technology. Ensure you are using a compatible card reader connected via USB 3.0 or higher. Close other applications that may be using system resources during transfers.

Cannot save files or error messages

The card may be full or corrupted. Back up any accessible data and format the card. Ensure the device has sufficient free space for new files.

Device shows 'Corrupt Card' error

Safely eject the card, back up any recoverable data, and format the card. If the issue persists, the card may be failing and should be replaced.

Pros and Cons

Pros

  • Fast read speeds up to 100MB/s facilitate quick file access.
  • Supports high-resolution video recording and playback (4K capable).
  • Available in multiple capacities to suit various user needs.
  • Class 10, U3, V30 ratings on higher capacities ensure reliable video performance.
  • A1 rating signifies good performance for application usage on compatible devices.

Cons

  • Write speeds vary significantly by capacity, with lower capacities having slower write performance.
  • Requires a UHS-I compatible device for maximum speed benefits.
  • Not designed for professional-grade, sustained high-bitrate video recording without checking specific device requirements.
  • The '633x' naming convention might not clearly convey specific performance metrics to all users.

Setup, Compatibility & Care

Setup:

  1. Ensure your device is powered off.
  2. Insert the Lexar Micro SD card into the designated Micro SD card slot on your device.
  3. Power on your device. The card should be automatically recognized.
  4. If prompted, format the card within your device for optimal compatibility.

Compatibility:

This card is compatible with any device featuring a Micro SD card slot that supports SDXC standards (most modern smartphones, tablets, action cameras, drones, and portable gaming consoles).

  • For maximum speed: Use in devices with UHS-I (Ultra High Speed I) support.
  • Video Recording: Check your device's specifications for supported card types and speed classes (U1, U3, V10, V30) for video recording, especially for 4K.

Care:

  • Avoid exposing the card to extreme temperatures, moisture, or direct sunlight for prolonged periods.
  • Handle the card carefully; do not bend or apply excessive force.
  • When removing the card from a device, use the device's safe eject function to prevent data corruption.
  • Periodically back up important data stored on the card.
  • Clean the gold contacts gently with a clean, dry microfiber cloth if necessary.

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