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SanDisk SDSQUNC064GAULM Ultra 64GB microSDXC Card 2-Pack — main product image
SanDisk

SanDisk SDSQUNC064GAULM Ultra 64GB microSDXC Card 2-Pack

★★★★★4.7 (6301 reviews)

Two-pack of SanDisk Ultra 64GB microSDXC cards with up to 80MB/s transfer speeds for reliable Android device storage expansion.

$13.40*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The SanDisk Ultra 64GB microSDXC UHS-I two-pack is designed for users who need to expand storage across multiple Android smartphones, tablets, or other compatible devices. Each card offers 64GB of capacity with read speeds up to 80MB/s, providing enough bandwidth for Full HD video recording, rapid photo transfers, and smooth app performance. The UHS-I interface ensures compatibility with a wide range of devices, and the cards work with the SanDisk Memory Zone app on Android for file management and storage optimization.

Durability is a notable strength of this pack. Both cards are built to be shockproof, temperature-proof, waterproof, and X-ray proof, meaning they can survive airport security scanners, accidental spills, and temperature extremes without data loss. The two-pack format is practical for households with multiple devices or for keeping a spare card ready. While the 80MB/s speed class is adequate for everyday use and Full HD content, users who need faster write speeds for burst photography or 4K video should consider higher-tier SanDisk models with UHS Speed Class 3 ratings.

Key Features

Brand New in box. The product ships with all relevant accessories

Specifications

Brand
SanDisk
Capacity
64GB per card (2-pack)
Card Type
microSDXC UHS-I
Read Speed
Up to 80MB/s
Video Recording
Full HD
Compatibility
Android smartphones, tablets, SDXC-compatible devices
Durability
Shockproof, temperature-proof, waterproof, X-ray proof
App Support
SanDisk Memory Zone (Android)
Pack Quantity
2

Pros & Cons

👍 Pros

  • Two-pack offers a cost-effective way to add 64GB of storage to two separate devices.
  • Up to 80MB/s read speed handles Full HD video, photo libraries, and app storage smoothly.
  • Shockproof, waterproof, temperature-proof, and X-ray proof construction protects data in harsh conditions.
  • UHS-I interface ensures broad compatibility across smartphones, tablets, cameras, and other devices.
  • SanDisk Memory Zone app compatibility helps manage and optimize storage on Android devices.

👎 Cons

  • 80MB/s maximum read speed is slower than newer SanDisk Ultra models that reach 100MB/s or higher.
  • No adapter included for use in full-size SD card slots without a separate purchase.
  • 64GB per card may feel limited for users who shoot extensive 4K video or store large media libraries.
  • Write speeds are not specified and are typically significantly slower than the advertised read speed.
  • Not rated for 4K video recording — users needing UHS Speed Class 3 should look at higher-tier cards.

Frequently Asked Questions

You receive two individual 64GB microSDXC cards for a combined 128GB of storage, each usable in a separate device.
The SanDisk Ultra 64GB cards deliver read speeds up to 80MB/s, which is sufficient for Full HD video recording, photo storage, and general file transfers.
They are compatible with any device that supports microSDXC cards, including tablets, cameras, drones, and gaming handhelds, though the SanDisk Memory Zone app feature is Android-specific.
Yes, they are rated shockproof, temperature-proof, waterproof, and X-ray proof, so they can handle airport scanners, extreme temperatures, and accidental drops.
Yes, they support Full HD (1080p) video recording, making them suitable for action cameras, dashcams, and smartphone video.

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