Memory Cards

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 only to 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 only to 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 128GB storage capacity, allowing you to keep more digital files and apps at hand!

Built for extremes

To deliver the best performance and stability, Transcend's microSD memory cards are tested to withstand extreme conditions.

• 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.

At only 10% the size of standard SD cards, Transcend industrial-grade microSD cards offer greater design flexibility and cost savings. Despite their compact size, the microSD cards have excellent temperature flexibility from -40°C to 85°C, shock and vibration resistance, and low power consumption that helps to bring the performance and reliability advantages of industrial memory cards to small form factor devices.

Designed to enhance your smartphone and tablet user experience, Transcend microSDHC UHS-I memory cards feature the Ultra High Speed Class 1 specification. Utilizing this next-generation technology, these cards ensure the best possible performance when running memory-intensive mobile apps and games, as well as smooth Full HD video recording and seamless playback.

Designed to enhance your smartphone and tablet user experience, Transcend microSDHC UHS-I memory cards feature the Ultra High Speed Class 1 specification. Utilizing this next-generation technology, these cards ensure the best possible performance when running memory-intensive mobile apps and games, as well as smooth Full HD video recording and seamless playback.

The ideal choice for small form factor devices with demanding performance requirements, Transcend's High Capacity industrial microSD cards are specifically designed for use in the latest digital cameras, DV recorders, mobile phones, and other compact microSD devices. To ensure reliable performance and long-term stability, the microSD cards are manufactured using brand-name MLC NAND Flash chips and undergo extensive reliability testing in all stages of production.

microSDXC/SDHC Class 10 (Premium)

Today's advanced smartphones and tablets are fast and powerful, with memory-hungry Apps and Full-HD recording capabilities that perform best with high-speed storage media. Transcend's Premium series microSDXC/SDHC Class 10 cards offer extra storage capacity with superior read/write speeds that keep pace with your mobile lifestyle.

Transcend's microSDXC/SDHC UHS-I U3M memory cards provide the performance and capacity necessary to harness the full power of your UHS-I compliant smartphones, tablets, digital cameras, and camcorders. Capable of incredible read and write speeds of up to 95MB/s and 60MB/s respectively, these cards can easily capture ultra-high quality 4K and 3D recordings, and significantly shorten transfer time between devices. Additionally, the top-tier MLC NAND flash chips inside are durable and reliable.

Unparalleled transfer speeds

Transcend's UHS-I U3M microSD 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 and write speeds of up to 95MB/s and 60MB/s respectively, Transcend's UHS-I U3M microSD memory cards offer the rates that allow you to capture smooth 4K, 3D, and Full HD videos with ease.

MLC NAND flash chips

Transcend's UHS-I U3M microSD memory cards are manufactured with top-tier MLC NAND flash chips, providing endurance and reliability that is ideal for action cameras. Additionally, the built-in Error Correcting Code (ECC) can detect and correct transfer errors.

Great compatibility

With storage capacity up to 128GB, Transcend's UHS-I U3M microSD memory cards work perfectly with dashcams, smartphones, tablets, digital cameras, recorders and drone cameras. Feel free to store your high-resolution videos and photos.

Extreme protection

To deliver the best performance and stability, Transcend's microSD memory cards are tested to withstand extreme conditions.

• 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.

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.

Combining next-generation Ultra High Speed Class 1 technology with extra large capacity, Transcend microSDXC UHS-I memory cards not only provide the best possible performance during a host of mobile activities but also enough storage space to carry an entire collection of personal media files.