Transcend - 300S 128GB UHS-I U3A1 MicroSD Memory Card

microSDXC/SDHC 300S
Want to save space on your mobile device by running apps from a memory card? Transcend's microSDXC/SDHC 300S cards are the right choice! Compliant with the latest speed class, the cards boast excellent random read/write speed, perfect for retrieving small pieces of data from random locations and speeding app launch time.

A good fit for mobile app storage
It’s common for users to install and run mobile apps from microSD cards in order to free device memory. Random read/write performance is thus crucial. Transcend's microSDXC/SDHC 300S memory cards are a great fit for storing mobile apps.

Introducing Application Performance Class
The Application Performance Class was introduced to adapt this new trend. Transcend's microSDXC/SDHC 300S memory cards meet the new A1 standards, delivering minimum random read of 1,500 IOPS and random write of 500 IOPS, and sustained sequential speeds of at least 10MB/s.
A1 compliance applies to only 128GB capacity cards.

Show the transfer capabilities
Transcend's microSDXC/SDHC 300S memory cards meet both the UHS Speed Class 3 (U3) and the UHS Video Speed Class 30 (V30) standards for 4K Ultra HD video recordings, with read/write speeds of up to 95MB/s and 45MB/s respectively.
U3 and V30 compliance applies to only 128GB capacity cards.

Store as many as you wish
In addition to excellent random read/write performance, Transcend's microSDXC/SDHC 300S memory cards come in up to 64GB storage capacity, allowing you to keep more digital files and apps at hand!

Built for extremes
Waterproof: meet JIS IPX7 standards that can withstand immersion in 1 meter of water for up to 30 minutes.
Temperature proof: perform in temperature extremes from -25°C to 85°C.
Static proof: meet EMC IEC61000-4-2 standards and withstand static electricity.
X-ray proof: meet the ISO7816-1 standard and are immune to airport X-rays.
Shock proof: provide excellent shock, vibration, bending and twisting resistance.

RecoveRx software
Transcend offers exclusive RecoveRx software, a free data recovery utility that allows you to search deep within a storage device for traces of erased files including digital photos, documents, music and videos.