- Available from 2026-11-25 — contact us to reserve
Including €1.82 for ecotax
Samsung MB-MJ256K, 256 GB, MicroSDXC, Class 10, UHS-I, 100 MB/s, 40 MB/s
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Extreme endurance for monitoring devices<br>Take the worry out of always-on recording. Engineered to deliver longest lasting performance, the Samsung PRO Endurance is a perfect fit for CCTV, dash cams, and body cams. Capture your crucial moments in high-resolution, even in harsh conditions.<br><br>Built to last up to 140K hours of recording<br>Astoundingly reliable stamina. With capacities up to 256GB<sup>[1]</sup> , the PRO Endurance records and rewrites up to 140K hours (over 16 years)**]. Plus, your data is secured with a limited warranty up to 5 years.<br><br>Record and play in FHD/4K<br>The PRO Endurance optimises handling of large video files with read/write speeds up to 100/40MB/s<sup>[2]</sup>. Plus, FHD and 4K resolution support ensures that crucial moments are recorded in immense clarity and detail for the times you need them the most.<br><br>Critical data. Safeguarded.<br>From severe weather to extensive wear and tear, the PRO Endurance stands up to real-world situations. It is rigorously tested and proven resistant to magnets<sup>[3]</sup> , X-rays , water , drop , wearout , and withstands operating temperatures ranging from -25°C to 85°C.<br><br>World's No.1 Flash Memory<br>Experience the superior performance and reliability that you can get from the world's number one brand for flash memory since 2003. All firmware and components, including Samsung's world-renowned DRAM and NAND, are produced in-house, allowing end-to-end integration for quality you can trust.
| Capacity | 256 GB |
|---|---|
| Flash card type | MicroSDXC |
| Read speed | 100 MB/s |
| Write speed | 40 MB/s |
| Internal memory type | UHS-I |
| UHS Speed Class | Class 3 (U3) |
| Video Speed Class | V30 |
| Flash memory class | Class 10 |
| Product colour | White |
|---|---|
| Mean time between failures (MTBF) | 10000 h |
| Endurance | 10000 cycles per logical sector |
| Certification | CE(UKCA)/FCC/VCCI/RCM |
| Memory voltage | 2.7,3.6 V |
|---|
| Operating temperature (T-T) | -25 - 85 °C |
|---|---|
| Storage temperature (T-T) | -40 - 85 °C |
| Width | 15 mm |
|---|---|
| Depth | 1 mm |
| Height | 11 mm |
| Weight | 0.25 g |
Data sheet
Specific References