

💾 Upgrade your storage game with speed and durability that keeps up with your hustle!
The Amazon Basics 128GB Micro SDXC card delivers ultra-fast read speeds up to 100MB/s and write speeds up to 60MB/s, backed by UHS U3 and A2 performance classes. Designed for professionals and content creators, it supports high-resolution photos, Full HD and 4K video recording, and heavy app usage. Built tough with shockproof, waterproof, temperature, X-ray, and magnetic resistance, it ensures data integrity in any environment. The included full-size adapter enhances versatility across multiple devices, making it a reliable, high-capacity storage solution for on-the-go productivity.










| ASIN | B08TJRVWV1 |
| Best Sellers Rank | #9 in Our Brands ( See Top 100 in Our Brands ) #1 in Micro SD Memory Cards |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (139,735) |
| Date First Available | August 10, 2021 |
| Hardware Interface | microSDXC |
| Item Dimensions LxWxH | 0.59 x 0.43 x 0.04 inches |
| Item Weight | 0.283 ounces |
| Item model number | LSMICRO128GU3 |
| Manufacturer | Amazon |
| Product Dimensions | 1.69"L x 0.3"W |
| RAM | 128 GB |
| Read Speed | 100 Megabytes Per Second |
| Secure Digital Association Speed Class | Class 10 |
| Special Feature | Magnetic Proof |
| UPC | 840095874021 |
| Warranty Type | Limited |
| Write Speed | 60 MB per second |
E**N
Perfect Upgrade for a Fire Tablet – Works Flawlessly!
I bought this Amazon Basics 256GB Micro SDXC card for my daughter’s Fire tablet, and it has been a fantastic upgrade. It was recognized instantly, installed without any issues, and provided plenty of extra storage for apps, games, movies, and offline content. The performance has been excellent — apps load quickly, videos play smoothly, and there’s no lag at all. The A2 and U3 ratings really make a difference, especially for a kid’s tablet that gets used heavily every day. The included full-size adapter is a nice bonus, making it easy to transfer files from a computer if needed. For the price, the quality and reliability are outstanding. If you need extra storage for a Fire tablet or any device that supports microSD, this card is a great value and I would absolutely buy it again. Highly recommended!
H**E
Reliable, fas convenient sd card
The product is exactly as described. The SD card comes well packaged with the case, which makes storage and portability convenient. In terms of performance and speed, it delivers solid and reliable results compared to other similar products. It has a good appearance, performs quickly, and is easy to use. I’ve had no issues using it so far, and overall it feels like a dependable option for the price.
V**T
Great SD card
I’ve been using this Amazon Basics 256GB Micro SDXC card in my Sony a6400, and it has performed exactly as expected. Read/write speeds are solid, and I’ve had no issues shooting photos or transferring files to my computer. Uploading images is quick and smooth, with no errors or corrupted files. The included full-size adapter is a nice bonus and works perfectly in my card reader. For the price, this card offers excellent value compared to higher-priced brands with similar specs. I'll definitely be buying another one :)
A**H
Sd card
I grabbed the Amazon Basics Micro SDXC Memory Card with Full-Size Adapter because running out of space is a universal problem and I’m not about that life. This memory card checks all the boxes without drama. Let’s break it down: the capacity is generous, so you can stash tons of photos, videos, music, apps, whatever you need without that dreaded “Storage Full” alert popping up every five minutes. The micro SDXC format means it slides right into phones, tablets, cameras, and drones — basically anything that takes a micro SD card — and the full-size adapter means you can use it in laptops or card readers too. That’s convenience you actually use. Performance is reliable. Transfers feel reasonably speedy given the format, and opening or saving files doesn’t make you wait like you’re watching paint dry. I didn’t get weird errors, slowdowns, or mysteriously disappearing data, which, yes, feels like a luxury when it comes to flash storage. Build quality is exactly what you’d expect from Amazon Basics — sturdy, unpretentious, and dependable. No gimmicks, no fancy branding, just storage that does its job. Overall, this micro SD card is practical, versatile, and dependable. If you need extra storage that won’t flake out on you, this is a strong choice and absolutely earns five stars.
J**Y
Does is job
Using this for our indoor cameras. Has been working well for internal storage for almost a year now.
M**S
Solid product and very affordable
Amazon basic products always come through. This card is very affordable and great comparison to more higher end products. I bought it to expand the memory in my digital camera and had some great results. Plug and play easy use, great transfer speeds, good capability, no data loss. I like their products and highly recommend this one too.
E**K
Super cheep and good quality
Super affordable, way cheaper than all the other name brand SD cards, basically gives me unlimited pictures with such a big amount of memory for such a low cost, connects very easily, and does the job as expected
M**O
GOOD PURCHASE 👍
📝 DESCRIPTION Fast microSD card 💾 for 4K video recording 🎥 and seamless data storage 📂 on various devices 📱💻. Similar model, two-pack: https://amzn.to/3J0cZ4g 🧾 SPECIFICATIONS - Capacity: 128 GB - Read speed: up to 100 MB/s - Write speed: up to 60 MB/s - Class U3, A2, Class 10 📦 CONTENT - 128 GB microSDXC card - SD adapter 💶 PRICE - September 20, 2025: $11.99 🟢 PROS • Records 4K video smoothly 🚁 • Works with many devices • Comes with SD adapter • Fast read speed • Affordable price 🔴 CONS • Write speed not the fastest 8️⃣ REVIEW I’ve been using it with my drone and it works great. 4K videos record smoothly without interruptions, which is exactly what I needed. I also tried it on my camera and console, and compatibility wasn’t an issue. With the SD adapter, I can quickly transfer files to my laptop, which makes it very practical. For the price, it’s a solid option for photos, videos, or games. The write speed isn’t the fastest out there, but it’s good enough for everyday use. ✅ CONCLUSION A simple and effective 128 GB microSD card that works well with drones, cameras, and consoles at a fair price. 👍 RECOMMENDED. ✳️ I hope my review ✍️ was helpful 😃
G**B
Ok
M**I
Chegou em otimas condições, não tive como testar muito mas consegui saber que funciona.
S**I
Been using it for 2 months now, have not faced any issue, looks good, nice quality, have not faced any data loss, supports most android phones that can support high memory.
S**Z
Compré esta tarjeta microSD de 128 GB de Amazon Basics principalmente para ampliar el almacenamiento de mi Nintendo Switch, y hasta el momento ha funcionado perfectamente. La consola la reconoció de inmediato, la transferencia de datos es rápida, y no he tenido ningún problema de compatibilidad o rendimiento. Uno de los puntos fuertes de esta microSD es su versatilidad: además de ser ideal para consolas, también es compatible con cámaras, smartphones, tablets y otros dispositivos. La velocidad de lectura y escritura es más que suficiente para el uso diario, incluyendo juegos, fotos y videos. Lo que realmente me da tranquilidad es la fiabilidad del producto. A diferencia de muchas tarjetas que se venden en plataformas como AliExpress o Temu, donde a veces se exagera la capacidad o simplemente no funcionan, esta tarjeta cumple exactamente con lo que promete. Se nota que es un producto respaldado por Amazon, con buena construcción y sin sorpresas desagradables. En resumen, si estás buscando una opción económica, confiable y compatible para expandir tu almacenamiento, esta tarjeta microSD de Amazon Basics es una excelente elección. La volvería a comprar sin dudar. Muy satisfecho con la compra. Totalmente recomendable si buscas buen rendimiento a un precio razonable.
D**S
一定のクオリティは担保されており、動作不良も現在ありまさん。コストパフォーマンスも高いため、スマートフォンにしよつしております。
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