4GB Premium MicroSDHC Memory card

Micro SDHC card 4GB Class 10, it belongs to bulk Memory card in high speed. 4GB MLC Card will provide faster loading times for the application. What’s more, it supports fast video play and capturing.

Furthermore, it ensures best user experience for the latest, high-performance smartphones or 3D printer. The small, lightweight and rocky shape of micro SD has been the glowing point for becoming mainstream media storage. MRT micro SD can meet the industrial and consumer standard as well.

Quality Gurantee

Micro SDHC 4GB Class 10 memory cards are our standard products, MRT has varies sources supplying in different controllers and flashes, also can provide controlled BOM to support long-term supply.

As the sample gets approved, MRT will supply same as client requests. The basic tests for bulk memory cards are reliability test and h2test, all cards are guranteed endurable, stable, long-life, and high quality, MRT aims to optimize the storage with long life circle and superior data retention.

Application of 4GB Class 10

Micro SDHC Class 10 MLC Card is Advanced level, the minimum writing speed is 10MB/s, but normally we can provide 15MB/s. It is suitable for the device with high requirements on performance. Action camera prefers using class 10 or higher version, the fast speed is ideal for intensive writing or reading process.

The main devices adopting 4GB class 10 are as follows.

1. Data logging
2. POS and POI machine
3. Action camera
4. Android phones
5. Perfect for running GPS software and maps, phone apps

How many photos can 4gb sd card hold

Here’s a rough estimate based on common resolutions and file sizes.

1. Low Resolution Photos (e.g., 2MP):If each photo is around 1-2 megabytes (MB) in size, a 4GB SD card can hold approximately 2000 to 4000 photos.
2. Medium Resolution Photos (e.g., 8MP):If each photo is around 2-4 MB in size, a 4GB SD card can hold approximately 1000 to 2000 photos.
3. High Resolution Photos (e.g., 20MP+):If each photo is around 5-10 MB in size, a 4GB SD card can hold approximately 400 to 800 photos.

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Contact Us

Manufacturing:

We have independent production lines for Micro SD and SD card. Also, the production process is 90% automated. Therefore, MRT can complete 100k of standard orders within one day.

Testing:

All pieces of bulk Memory cards are fully tested before and after final production. There are varies of testing on these storage cards, such as Temperature test, ESD test, vibration test, durability and endurance test. Besides it, MRT still carry out H2 test for checking the broken dies.