High-performance microSD 340S memory cards, compatible with A2 speed class, feature excellent random read and write speed to retrieve small chunks of data from any location, reducing app launch time. The perfect solution for mobile storageMobile devices are becoming increasingly popular. However, their applications require high random read and write performance and often require expansion of regular memory. The microSDXC 340S memory cards comply with the A2 specification, making them the right choice for smartphones, mobile game consoles, action cams and drones. Transfer speeds that impress. The microSDXC 340S memory cards meet 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 respectively are possible. Ideal for 4K Ultra HD recording and a next-level gaming experience.
High-performance microSD 340S memory cards, compatible with A2 speed class, feature excellent random read and write speed to retrieve small chunks of data from any location, reducing app launch time. The perfect solution for mobile storageMobile devices are becoming increasingly popular. However, their applications require high random read and write performance and often require expansion of regular memory. The microSDXC 340S memory cards comply with the A2 specification, making them the right choice for smartphones, mobile game consoles, action cams and drones. Transfer speeds that impress. The microSDXC 340S memory cards meet 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 respectively are possible. Ideal for 4K Ultra HD recording and a next-level gaming experience.
Transcend microSDXC 340S Class 10 UHS 256 GB
High-performance microSD 340S memory cards, compatible with A2 speed class, feature excellent random read and write speed to retrieve small chunks of data from any location, reducing app launch time. The perfect solution for mobile storageMobile devices are becoming increasingly popular. However, their applications require high random read and write performance and often require expansion of regular memory. The microSDXC 340S memory cards comply with the A2 specification, making them the right choice for smartphones, mobile game consoles, action cams and drones. Transfer speeds that impress. The microSDXC 340S memory cards meet 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 respectively are possible. Ideal for 4K Ultra HD recording and a next-level gaming experience.
High-performance microSD 340S memory cards, compatible with A2 speed class, feature excellent random read and write speed to retrieve small chunks of data from any location, reducing app launch time. The perfect solution for mobile storageMobile devices are becoming increasingly popular. However, their applications require high random read and write performance and often require expansion of regular memory. The microSDXC 340S memory cards comply with the A2 specification, making them the right choice for smartphones, mobile game consoles, action cams and drones. Transfer speeds that impress. The microSDXC 340S memory cards meet 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 respectively are possible. Ideal for 4K Ultra HD recording and a next-level gaming experience.
in 6 offers
The lowest price for Transcend microSDXC 340S Class 10 UHS 256 GB right now is $73.11 at pandacamera.com, compared across 6 retailers.
The all-time low was $52.25 on 12 Feb 2026 — today's price is 40% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 14 Nov 2026.
Last updated at 14/11/2026 20:49:29
Transcend 256Go microSD w/Adapter UHS-I
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Transcend 256GB 340S microSD Card with Adapter
Transcend 256GB USD340S microSD Card, 160MB/s, microSDXC, U3, V30, A2
Free delivery between 24–27 Nov
Transcend 256GB USD340S microSD Card, 160MB/s, microSDXC, U3, V30, A2
Transcend 256GB microSD with adapter - UHS-I U3 A2 Ultra performance 160/125 MB/s
Transcend 256 GB MicroSDXC microSD, A2, UHS I U3, Class 10, TS256GUSD340S
Free delivery
| Speed Class | Class 10, A2, V30 |
| Read Speed | 160 MB/s |
| Write Speed | 90 MB/s |
| Card Format | SDXC, microSDXC |
| Supported Devices | camcorders, Handheld game consoles, Mobile devices, UHS-I compliant DSLR cameras |
Transcend 256Go microSD w/Adapter UHS-I
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Transcend 256GB 340S microSD Card with Adapter
Transcend 256GB USD340S microSD Card, 160MB/s, microSDXC, U3, V30, A2
Free delivery between 24–27 Nov
Transcend 256GB USD340S microSD Card, 160MB/s, microSDXC, U3, V30, A2
Transcend 256GB microSD with adapter - UHS-I U3 A2 Ultra performance 160/125 MB/s
| Speed Class | Class 10, A2, V30 |
| Read Speed | 160 MB/s |
| Write Speed | 90 MB/s |
| Card Format | SDXC, microSDXC |
| Supported Devices | camcorders, Handheld game consoles, Mobile devices, UHS-I compliant DSLR cameras |
