The Transcend 128GB Micro SDXC/SDHC 300S Class 10 Memory Card stands out as an exceptional choice for users seeking to enhance their mobile device's storage capacity and optimize app performance. Equipped with the latest speed class compliance, this microSD card boasts impressive random read/write speeds, enabling seamless app operation directly from the card and alleviating strain on the device's internal memory.One of the standout features of the Transcend 300S memory card is its compatibility with the Application Performance Class (A1) standard. This ensures a minimum random read speed of 1,500 IOPS and a random write speed of 500 IOPS, facilitating smooth storage and operation of mobile apps.Furthermore, this memory card adheres to both the UHS Speed Class 3 (U3) and the UHS Video Speed Class 30 (V30) standards, making it suitable for capturing 4K Ultra HD videos with read/write speeds of up to 100MB/s. This high-performance capability guarantees uninterrupted video recording and playback without any delays.In terms of durability, the Transcend 300S microSD card is engineered to withstand extreme conditions. It is designed to be temperature-resistant, waterproof, shockproof, X-ray-proof, and static-proof, ensuring the safety and integrity of your data even in challenging environments.Moreover, Transcend offers the exclusive RecoveRx software, a free data recovery utility. This powerful tool enables you to delve deep into the memory card to retrieve traces of erased files, including digital photos, documents, music, and videos. With RecoveRx, you can recover accidentally deleted or lost data, providing added peace of mind.In summary, the Transcend 128GB Micro SDXC/SDHC 300S Class 10 Memory Card delivers reliability, high performance, and durability, making it an ideal storage solution for mobile devices. Whether you require seamless app operation or flawless 4K video recording, this memory card surpasses expectations while offering the added benefit of data recovery with RecoveRx software.