What is a microSDHC memory card?
A microSDHC memory card is a type of small, portable storage device that is commonly used in various electronic devices, such as smartphones, tablets, digital cameras, and music players, to expand their storage capacity. It stands for micro Secure Digital High Capacity and is the successor to the original microSD card.
Features and basic concepts
1. Size and form factor: MicroSDHC cards are extremely small in size, measuring 15mm x 11mm x 1mm, making them ideal for use in compact devices where space is limited. Despite their tiny size, they have a large storage capacity, ranging from 4GB to 32GB.
2. Compatibility: MicroSDHC cards are backward compatible with devices that support microSD cards, but not all devices are compatible with microSDHC. It is important to check the device’s specifications before purchasing a microSDHC card.
3. Storage capacity: MicroSDHC cards offer more storage capacity compared to standard microSD cards. The “HC” in the name refers to high capacity, meaning they can store larger amounts of data, including photos, videos, documents, and music files.
4. Class rating: MicroSDHC cards are also rated with a class number, which indicates the minimum sustained sequential write speed. The class rating commonly ranges from Class 2 (2MB/s) to Class 10 (10MB/s). Higher class numbers indicate faster data transfer rates, which is important for capturing high-quality videos and rapidly transferring large files.
5. Durability and reliability: MicroSDHC cards are designed to be resilient and withstand everyday use. They are built to be shockproof, waterproof, X-ray proof, and can operate in extreme temperature conditions. However, it is always recommended to handle them with care to maintain their longevity.
In conclusion, a microSDHC memory card is a versatile and essential accessory for modern electronic devices. Its small size and large storage capacity make it a convenient option for expanding the storage capabilities of various devices, ensuring that users have ample space to store their data. Whether you need extra room for your photos, videos, or documents, a microSDHC card offers a reliable and practical solution.
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