Hyundai 8GB Flash Class 4 Micro SD Memory with Adapter - 20MB/S Read Speed and 6MB/S Write Speed Components SDC8GC4 Provides you with the ability to transfer images and videos from your sdcard to your PC and can also be used in cameras Read speed of up to 20MB/s and write speed of up to 6MB/s will save time when moving your files Water proof, temperature proof, shock proof, x-ray proof, and magnet proof for durability and long-term use High-performance for full HD video recording, high resolution pictures, mobile gaming, music and more Works with cellphones, smartphones, Android tablets, tablet PCs, and more