We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Small black microSDXC card with white Gigastone label and gold contacts

Gigastone Corporation

Gigastone 512GB microSDXC 100/40 MB/s U3 V30 Class 10

SKU CH-HHHB-H4VBJ

A 512 GB microSDXC card rated U3 and V30 with read speeds up to 100 MB/s and write speeds up to 40 MB/s for 4K video recording

  • Total capacity512 GB
  • Memory card formatMicroSD
  • Speed classClass 10 / U3 / UHS-I / V30
  • Max read speedUp to 100 MB/s
  • Write throughputUp to 40 MB/s
  • Product typeMicroSDXC

Capacity 512GB

Series V30 4K

Model 1-Pack

  • 512 GB capacity stores hours of 4K footage
  • U3 V30 Class 10 rating guarantees sustained 4K video recording
  • Up to 100 MB/s read speed moves large files quickly
  • Up to 40 MB/s write speed keeps up with high-bitrate capture
  • Waterproof, shockproof, temperature-proof and X-Ray proof for tough environments

Capacity and speed class

This is a 512GB microSDXC card rated Class 10, U3 and V30 with UHS-I interface. It delivers sequential read speeds up to 100MB/s and write speeds up to 40MB/s, making it suitable for recording 4K Ultra HD video on compatible devices.

Suitable devices and limitations

The card works with cameras, security cameras, action cameras, sports cameras, laptops, tablets, PCs and smartphones that accept microSDXC media. Users whose hardware requires a higher video speed class or faster sustained write performance will need a card with those specifications.

Deciding specification

The V30 rating guarantees a minimum sustained write speed of 30MB/s, which is the key figure for verifying that the card can handle the bitrate of your 4K recording workflow.

How it compares

Measured against everything we stock in SD & MicroSD Memory Cards, at today’s prices. Recalculated every night.

Price $139.99
Pricier than about 80% of the 1,947 comparable items (median $46.99).
Total capacity 512 GB
Higher than about 90% of the 1,132 comparable items (median 64 GB).
Price per TB $273.42 per TB
Cheaper than about 65% of the 901 comparable items (median $374.69 per TB).

Specifications

Product
Brand nameGigastone Corporation
Model name512-1-1
Part number512-1-1
Total capacity512 GB
Product typeMicroSDXC
Performance
Speed classClass 10 / U3 / UHS-I / V30
Max read speedUp to 100 MB/s
Write throughputUp to 40 MB/s
Storage
Memory card formatMicroSD

Other versions of this model

5 more in the same range

Questions about this item

What comes inside the package and is an adapter included?

The card is supplied as a single microSDXC unit; no adapter or reader is mentioned in the specifications.

Which speed rating should I choose for 4K Ultra HD recording?

The U3 and V30 ratings guarantee a minimum sustained write of 30 MB/s, meeting the 40 MB/s peak needed for 4K Ultra HD capture.

What does the 100 MB/s read figure mean when the card is in a camera?

It is the maximum burst transfer rate for offloading footage; real-world throughput depends on the host device and file sizes.

More in SD & MicroSD Memory Cards

Similar items