Integral Micro SD USB3.0 Memory Card Reader Adapter – Up

Integral Micro SD USB3.0 Memory Card Reader Adapter - Up to 180MB/s Read & 130MB/s Write Speed

Integral Micro SD USB3.0 Memory Card Reader Adapter – Up to 180MB/s Read & 130MB/s Write Speed, Compact & Ultra-sleek and compatible with micro SD, microSDHC & microSDXC


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Up to 180MB/s Read speed with an appropriate microSD card

Transfer 4K, 4K60 action videos, HiRes images, apps and music from your MicroSD card to Mac or computer.

No software required

Automatic installation for Windows 10/8/7 Vista, macOS X+ & Linux

Transfer wherever you want

The ultra-sleek design allows you to bring the SuperSpeed MicroSD card reader always with you to optimise your time.



Weight: 30 g
Dimensions: 2.8 x 1.4 x 0.2 cm; 30 Grams
Brand: Integral
Model: INCRUSB3.0MSDA2
Manufacture: Integral
Dimensions: 2.8 x 1.4 x 0.2 cm; 30 Grams

15 Responses

  1. Matt Elliott says:

     United Kingdom

    I wasn’t sure about this item at first due to conflicting reviews and photos.
    But it works straight away right out the box and I’ve had no issues at all.

    Great for connecting Micro SD cards to your computer and in my opinion, this USB adapter is better than an SD card adapter.

    Highly recommended.

    5.0 out of 5 stars Integral Micro SD USB3.0 Memory Card Reader Adapte

  2. Anonymous says:

     United Kingdom

    Wanting to format a micro SD card, my two card teaders both failed – a drive letter was allocated, but no volume recognised. This gadget worked first time. Tiny but mighty!

  3. Anonymous says:

     United Kingdom

    Came fast, as described and works well on my sons Nintento Switch.

    The switch picked it up straight away, did a quick update and started installing games on it.

    Cannot fault i

  4. MarisolK29 says:

     United Kingdom

    Golden Review Award: 4 From Our Users…not the memory card.

    I bought this nearly two years ago to add to my phone when my memory storage was low.

    Last week that time came but, soon after removing the card from the blister pack and inserting it in the appropriate slot, having chosen to format it for use as internal memory, I was faced with a message telling me that it was corrupted.

    I gave it another chance to format but received the same message.

    However, a few days later I putrecently-purchased, brand new card in the phone and got the same message.

    Thankfully, the new card DID format and functioned correctly after I chose the “use as a portable storage” option, so I left it in. I probably should have tried that option as well first time around with the Integral card.

    I’m going to cross my fingers and hope that the (basically unused, higher capacity) Integral memory card will work in my niece’s new Amazon Fire tablet. My loss (fingers crossed) will be her gain.

    (Review adjusted up from one to four stars in the light of the new information).

  5. Anonymous says:

     United Kingdom

    Golden Review Award: 4 From Our UsersMicro SD Card Samsung SD Pro Plus 512GB tested with CrystalDiskMark ver 8.0.4 x64 and Integral USB 3.1 SD Reader connected to a USB 3.1 port on the computer:

    Read 171.238 MB/s
    Write 129.517 MB/s

    ——————————————————————————
    * MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
    * KB = 1000 bytes, KiB = 1024 bytes

    [Read]
    SEQ 1MiB (Q= 8, T= 1): 171.238 MB/s [ 163.3 IOPS] < 48660.57 us>
    SEQ 1MiB (Q= 1, T= 1): 155.836 MB/s [ 148.6 IOPS] < 6724.90 us>
    RND 4KiB (Q= 32, T= 1): 13.737 MB/s [ 3353.8 IOPS] < 9524.93 us>
    RND 4KiB (Q= 1, T= 1): 7.368 MB/s [ 1798.8 IOPS] < 554.62 us>

    [Write]
    SEQ 1MiB (Q= 8, T= 1): 129.517 MB/s [ 123.5 IOPS] < 63901.86 us>
    SEQ 1MiB (Q= 1, T= 1): 127.210 MB/s [ 121.3 IOPS] < 8224.65 us>
    RND 4KiB (Q= 32, T= 1): 8.132 MB/s [ 1985.4 IOPS] < 16079.00 us>
    RND 4KiB (Q= 1, T= 1): 7.434 MB/s [ 1814.9 IOPS] < 549.72 us>

    Profile: Default
    Test: 1 GiB (x5) [E: 37% (179/477GiB)]
    Mode: [Admin]
    Time: Measure 5 sec / Interval 5 sec
    Date: 2023/10/18 14:14:34
    OS: Windows 11 Professional [10.0 Build 22621] (x64)

    5.0 out of 5 stars 20231018 Integral USB 3.1 SD Reader + Micro SD Card Samsung SD Pro Plus 512GB

  6. SoonENFOlqco says:

     United Kingdom

    Got this for my Fire Max 11. Does the job, registers with the correct memory and works as it should. However sometimes pops up that its not registered as being read. Unsure if this is a fault with the tablet or the card.

  7. Anonymous says:

     United Kingdom

    Bought this to use as movie storage for my tablet.
    Simply popped in my usb card, then put the adapter into my tablet.
    Recognised it straight away and my file manager found the movies instantly.
    Just checking if it works in all my phones and can confirm its fine.
    Now I won’t have any storage anxiety
    Probably end up losing it knowing me it’s tiny but you can attach a key ring which is great.

    5.0 out of 5 stars Works perfectly and gives me plenty of storage options

  8. SerenaMorey says:

     United Kingdom

    I have bought a few of these cards for sercurity cameras for myself and family. You get 7/8 days recorded then it starts to record over again. Mine have been in the camera a while now and the quality of playback has stayed the same as the first time. My only concern is each time iv bought them they have been a different price every time so if your planning on buying Id watch them now and get them when there at there lowest which is 3.99 highest iv paid is 5.99 its only 2 pound but in today’s climate thats bread and milk!

  9. Anonymous says:

     United Kingdom

    I film a lot and this SD card has been with me everywhere, sharing my adventures and it has not let me down. Speed is great too. A match made in heaven I would say.

  10. WendellClouse says:

     United Kingdom

    My second one, used Itegral products quite often in the past usually reliable and the cards are great for 4k video, but this 2nd 512gb one failed. After the 30 day return window, contacted Integral, filled in an online form provided the information they required and proof of purchase, very little fuss, they sent me a replacement straight away, excellent service, they are not only quality cards but a quality customer service company

  11. Anonymous says:

     United Kingdom

    Golden Review Award: 2 From Our UsersI am using this SD Card in a dashcam with both front and rear cameras – front is 2K at 60fps and rear is 1080 at 30fps. The card has performed flawlessly and better than expected. Video quality is excellent and there are no gaps or missed moments. Not only do I recommend but, at this moment I am purchasing another of these cards as a backup.

  12. Anonymous says:

     United Kingdom

    As usual I have never had a problem with Integral micro sd cards that I can now remember. With that said it a good value sd card, both for price and specifications. I initially purchased this for my newly purchase action camera and I have no issue so far with writing or reading.

    5.0 out of 5 stars Value for £

  13. VictoriTregurth says:

     United Kingdom

    Golden Review Award: 3 From Our UsersThe card claim to have read & write speed up to 100MB/s and 50MB/s respectively and it does work as expected (see image 2) when benchmarking from a device capable doing so.

    However, those speed are really limited to the working environment. For example, when I put this card on a SBC that is running Orange PI Zero with Armbian (a modified version of Debian for ARM SBCs), it is maxed around 23MB/s and 20MB/s for read and write respectively (see image 1). I suspect this limitation came from the SBC itself. Still, not a bad upgrade from the previous class 10 card I had.

    5.0 out of 5 stars Speed is good as it claims

  14. CamillaStrickli says:

     United Kingdom

    Golden Review Award: 19 From Our UsersI have to say I was a little suspicious seeing this Integra Pro microSD card at such a low price. I was going to buy the 64Gb but the 128Gb was the same price! But, it is sold and shipped by Amazon so I thought at least I’d be covered. I honestly expected to find it was a fake

    It arrived next day. the packaging looked to be genuine. Opened it up and the card itself has a serial number printed on it, always a good sign. Using CrystalMark I ran some tests and the results were spot on – around the 90-95Mb/s for reading and around 50-52mb/s for writing. I ran the tests for large 1Gb files, 2Gb files and smaller 128Mb files. All exactly as per the spec

    I then used H2testw to check the actual disk capacity rather than the one reported by the operating system. This is a common technique used for fakes – to reprogram the chip which reports the capacity. H2testw confirmed the capacity as a 128Gb card and reported speeds of 42.9Mb/s write speed and 77.9Mb/s read speed. Across the entire disk thats about what you would expect

    So – this card (my one at least) appears to be genuine and performs as expected. It’s not the fastest card in the world but it is perfectly adequate for streaming, photos, music, movies and for recording video up to 4k. High bitrate 4k might struggle a bit, you should look for a V90 card for that

    I paid 6.99 for this 128Gb card. That is a total bargain!

  15. Anonymous says:

     United Kingdom

    Golden Review Award: 8 From Our UsersIt’s a tiny metal UHS-I microSD card reader which supports the unofficial UHS-I DDR208 extension, which means it can only achieve its headline 180 MB/s speed if your microSD card also supports this unofficial extension.

    UHS-I (Ultra High Speed, I) uses a single row of pins and officially only supports 104 MB/s. If the card and its reader both support the unofficial DDR208 extension then they support 180 MB/s. Which is to say that’s the upper limit. Real world read speeds will depend on the card’s internal storage.

    UHS-II has an extra row of pins, and supports up to 312 MB/s.

    So if you have a UHS-II card which really can be read at 300 MB/s, as I do, but plug it into this device it falls back to UHS-I and you may experience 180 MB/s, or 104 MB/s. It depends on the card. In my case my fancy microSD card only achieved 90 MB/s (both read and write).

    I really liked how sturdy this reader felt, and the how the metal case allows the heat from writing the card to escape (one of my cards reaches 104C when writing to it at 90 MB/s according to my FLIR camera). Ultimately I returned it because I mistook it for a UHS-II card reader, which it is not.

    4.0 out of 5 stars Nice little UHS-I microSD card reade