Transcend microSDXC 340S 256 GB Class 10 UHS-I U3 A2. The high-performance microSD 340S memory cards, compatible with the A2 speed class, feature excellent random read and write speeds to retrieve small data pieces from anywhere, thus reducing app launch times. The perfect solution for mobile storage. Mobile devices are becoming increasingly popular. However, their applications require high random read and write performance and often necessitate an expansion of regular storage. The microSDXC 340S memory cards meet the A2 specification, making them the right choice for smartphones, mobile gaming consoles, action cameras, and drones. Impressive transfer speeds. The microSDXC 340S memory cards comply with both UHS Speed Class 3 (U3) and UHS Video Speed Class 30 (V30) standards. Thanks to UHS-I technology, read and write speeds of up to 160 MB/s and 125 MB/s are possible. Ideal for 4K Ultra HD recordings and an enhanced gaming experience.
Write transfer speed | 125 MB/s |
Read transfer speed | 160 MB/s |
Memory card class | Class 10 |
SD adapter | incl. adapter |
Item number | 14919447 |
Manufacturer | Transcend |
Category | Memory card |
Manufacturer no. | TS256GUSD340S |
Release date | 26/2/2021 |
External links |
Colour | Grey |
Exact colour description | Black, Grey |
Memory card type | microSDXC |
Number of memory cards included | 1 |
Storage capacity | 256 GB |
Memory card class | Class 10 |
UHS bus | UHS-I |
UHS speed class | U3 |
Read transfer speed | 160 MB/s |
Write transfer speed | 125 MB/s |
Video speed class | V30 |
SD adapter | incl. adapter |
Country of origin | Taiwan |
CO₂-Emission | |
Climate contribution |
Length | 12.90 cm |
Width | 10.20 cm |
Height | 0.90 cm |
Weight | 12 g |
Product Safety |
How often does a product of this brand in the «Memory card» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «Memory card» category returned?
Source: Galaxus
The ultra version from Transcend looks very similar to the high-speed version, but is even a bit faster. We measured up to 175 MByte/s during readout, which puts it at the top of this test. Since the card is even a few euros cheaper than its sister model, the decision between the two is not difficult...