![[Gigastone] 128GB Micro SD Card, Gaming Plus, MicroSDXC Memory Card for Nintendo-Switch 1, Wyze, GoPro, Dash Cam, Security Camera, 4K Video Recording, UHS-I A1 U3 V30 C10, up to 100MB/s, with Adapter](https://m.media-amazon.com/images/I/41KuykdJEWL._AC_SL1500_.jpg)
Gigastone 128GB Micro SD Card
Bottom line: The Gigastone 128GB Micro SD Card ($54.98 on Amazon as of 2026-10-20 22:17 UTC): V30 rating sustains 4K video recording on GoPro and dash cams; main trade-off: not supported for gaming on Nintendo Switch 2 — Switch 1 only.
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*Price sourced from Amazon.com. Last updated 2026-10-20. Price and availability subject to change.
Pros & Cons
Pros
- ✓ V30 rating sustains 4K video recording on GoPro and dash cams
- ✓ A1 random-access spec suits Switch 1 game files and Android apps
- ✓ 5-year limited Gigastone warranty on a value-tier microSDXC card
- ✓ Waterproof, shockproof, temperature-proof and X-ray proof construction
Cons
- ✗ Not supported for gaming on Nintendo Switch 2 — Switch 1 only
- ✗ 50MB/s write is half the 100MB/s read speed on large transfers
- ✗ UHS-I ceiling, so no benefit from UHS-II readers or faster hosts
- ✗ 128GB fills fast with 4K footage or a large Switch game library
Manufacturer description
It carries UHS-I A1 U3 V30 C10 ratings, with read speeds up to 100MB/s and write speeds up to 50MB/s — the V30 rating is the specification that matters for sustained 4K video recording, and A1 covers app and game-file random access on consoles and Android devices. Gigastone positions this as a gaming-series card, and the Switch angle comes with a caveat worth knowing up front: it is compatible with Nintendo Switch 1, but not supported for gaming on Nintendo Switch 2. Outside the console, the card works as general storage for laptops, tablets, PCs, smartphones, cameras, and e-readers, and a…
SpecPicks Verdict
SpecPicks scored Gigastone 128GB Micro SD Card using a rating × review-volume × price-fit model applied to published specs and reviews across the external storage category. Gigastone's external storage lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for external storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
Does this microSD card work with the Nintendo Switch 2?
No. Gigastone lists this card as compatible with Nintendo Switch 1 but not compatible for gaming with Nintendo Switch 2.
Is 100MB/s fast enough for 4K video recording?
Yes for recording. The card is rated up to 100MB/s read and 50MB/s write, and its V30 rating specifies the sustained write floor required for 4K video capture.
Does it come with a full-size SD adapter?
Yes, a microSD-to-SD adapter is included, so you can use the card in laptop card readers, cameras, and other full-size SD slots.
What warranty does Gigastone offer on this card?
Gigastone backs it with a 5-year limited warranty. Check the product listing for current terms and registration requirements.
Will it survive a dash cam or GoPro mounted outdoors?
Gigastone rates the card as waterproof, shockproof, temperature-proof, and X-ray proof, and markets it for dash cam, security camera, and action-camera use.
Key Features
- [Gaming Series] Especially designed for Gaming Consoles. A1 spec enables high speed data transfer for game professionals
- [Ultra HD] Read/Write up to 100/50 MB/s. UltraHD video displaying/recording
- [Notice] Compatible with Nintendo Switch 1; not compatible for gaming with Nintendo Switch 2
- [Compatibility] Storage for Laptop, Tablet, PC, Smartphones, Camera, e-Reader. Files, Videos, Music
- [Environment] Waterproof, shockproof, temperature-proof and X-Ray proof
- [Support] Gigastone 5-year limited warranty
Full Specifications
| Brand | Gigastone |
|---|---|
| Color | 128GB Gaming Plus 1-Pack |
| Model Name | GS-2IN1600X128GB |
| Read Speed | 100 megabytes_per_second |
| Unit Count | 1 Count |
| Media Speed | 50 MB/s |
| Model Number | GS-2IN1600X128GB-A |
| Compatibility | PC, Switch |
| Warranty Type | Limited |
| Mfr Part Number | GS-2IN1600X128GB-A |
| Flash Memory Type | Micro SDXC |
| Compatible Devices | Gaming Console, Nintendo-Switch 1, Nintendo-Switch Lite, Nintendo-Switch OLED, Steam Deck |
| Additional Features | Water Proof, X Ray Proof |
| Warranty Description | 5 years |
| Hardware Connectivity | microSDXC |
| Memory Storage Capacity | 128 GB |
| Flash Memory Video Speed Class | V30 |
| Global Trade Identification Number | 00804272752908 |
| EU Spare Part Availability Duration | 5 years |
| Secure Digital Association Speed Class | Class 10 |
| Full listing title | [Gigastone] 128GB Micro SD Card, Gaming Plus, MicroSDXC Memory Card for Nintendo-Switch 1, Wyze, GoPro, Dash Cam, Security Camera, 4K Video Recording, UHS-I A1 U3 V30 C10, up to 100MB/s, with Adapter |
Ready to buy?
[Gigastone] 128GB Micro SD Card, Gaming Plus, MicroSDXC Memory Card for Nintendo-Switch 1, Wyze, GoPro, Dash Cam, Security Camera, 4K Video Recording, UHS-I A1 U3 V30 C10, up to 100MB/s, with Adapter is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-20. Price and availability subject to change.
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