SanDisk
SanDisk SDSQUA4-256G-GN6MN 256GB Ultra MicroSD Card Bundle
★★★★★
Expand Your Mobile Storage with Ultra SpeedThe SanDisk 256GB Ultra Micro SDXC Memory Card is the perfect solution for expanding the storage of your Samsung Galaxy J series phone. Benefit from faster downloads, higher capacity, and better performance for capturing and storing high-quality pictures...
$23.55*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Expand Your Mobile Storage with Ultra Speed
The SanDisk 256GB Ultra Micro SDXC Memory Card is the perfect solution for expanding the storage of your Samsung Galaxy J series phone. Benefit from faster downloads, higher capacity, and better performance for capturing and storing high-quality pictures and Full HD video. The included Everything But Stromboli Card Reader makes file transfers a breeze.
Specifications
- Capacity: 256GB
- Compatibility: Samsung Galaxy J3 (2018), J4, J6, J8, Amp Prime 3 Cell Phones
- Read Speed: Up to 120mb/s
- Speed Class: A1, UHS Speed Class U1, Speed Class 10
- Durability: Shockproof, temperature-proof, waterproof, and X-ray-proof
- Included: Everything But Stromboli Card Reader
Key Features
Bundle includes (1) 256gb microSD card (1) Everything But Stromboli Card Reader
Compatible with Samsung Galaxy J3 (2018), J4, J6, J8, Amp Prime 3 Cell Phones
Read speeds up to 120mb/s; rated A1 for faster app performance and UHS Speed Class U1 and Speed Class 10 for Full HD video recording and playback
Shockproof, temperature-proof, waterproof, and X-ray-proof
Ideal for Android-based smartphones and tablets
Specifications
Capacity
256GB
Read Speed
Up to 120MB/s
App Performance Class
A1
UHS Speed Class
U1
Video Speed Class
Class 10
Durability
Shockproof, Temperature-proof, Waterproof, X-ray-proof
Included Accessory
Everything But Stromboli Card Reader
Compatibility
Android-based smartphones and tablets, Samsung Galaxy J3 (2018), J4, J6, J8, Amp Prime 3 Cell Phones
Pros & Cons
👍 Pros
- Bundled with an Everything But Stromboli Card Reader for immediate use and versatility.
- Offers a generous 256GB storage capacity, accommodating a large volume of photos and Full HD videos.
- Achieves read speeds up to 120MB/s, enhancing data transfer and file access efficiency.
- Rated A1 for faster app performance, which is beneficial for smartphone and tablet users.
- Features shockproof, temperature-proof, waterproof, and X-ray-proof durability for secure data in harsh conditions.
- Ideal for Android-based smartphones and tablets, ensuring broad compatibility and optimized performance.
👎 Cons
- Write speeds are not specified, which could be a factor for continuous burst shooting or high-bitrate video recording.
- Compatibility is listed specifically for certain Samsung Galaxy J-series phones, and general compatibility beyond Android is not detailed.
- While robust, no specific warranty period for the card's durability features is mentioned.
- The included card reader is generic and its specific speed or additional features are not detailed.
- The bundle's value depends on a user's need for an additional card reader, which might be redundant for some.
Frequently Asked Questions
What does the A1 rating on this microSD card mean for performance?
The A1 rating indicates that the card is optimized for faster app performance, allowing apps to load and run more quickly on compatible Android devices.
Can this SanDisk Ultra microSD card record 4K video?
The card is rated for UHS Speed Class U1 and Speed Class 10, which supports Full HD (1080p) video recording; 4K video recording requires higher speed classes like U3 or V30.
Is the included card reader compatible with all types of microSD cards?
The "Everything But Stromboli Card Reader" is generally compatible with microSD cards, but its specific technical specifications are not detailed.
How does the shockproof and waterproof feature benefit everyday use?
These durability features protect your data against accidental drops, impacts, and exposure to water, providing peace of mind in various environments.
What are the main benefits of using this microSD card with Android phones and tablets?
This SanDisk card is ideal for Android devices due to its A1 rating for faster app performance and sufficient speed for Full HD video recording and playback, enhancing overall device functionality.
If I need faster write speeds for professional photography, is this card suitable?
While read speeds are impressive at 120MB/s, specific write speeds are not provided, which are crucial for tasks like continuous burst mode photography; you might need to look for cards with specified higher write speeds.
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