Integral professional High Speed microSD cards are ideal for high-end smartphones, drones, action, 4K and 360 video cameras. Maximise your device performance shooting hyper-smooth 4K and 4K60 videos and high resolution burst mode quality still images. V30 Take hyper-smooth 4K and 4K60 action videos and high resolution burst mode quality still images A2 Load and run apps even faster Store more memories Store more photos, music, videos and documents with up to 256GB of reliable storage. Faster Be more productive with transfer speeds up to 180MB/s* - with an appropriate 180MB/s card reader. Reliable Shock Proof, Waterproof, X-Ray Proof and Temperature Resistant Product features - Ideal for use in compatible devices including DSLR, compact digital cameras, bridge cameras, camcorders and SD compatible laptops - Fast read and write ensures smooth video capture even when shooting at 4K and Full HD. No lag or dropped frames - Ultra-fast read / write, with up to 180 MB/s read and 80 MB/s write - Video Speed Class 30 (V30) - UHS-I, Class 3 specification - SD Adapter Included - 5 year warranty