The SanDisk Extreme Pro microSDXC UHS‑I 256 GB is tailored for high-performance needs like 4K UHD video, burst photography, and smartphone apps. It offers:

• Read speeds up to 200 MB/s, write speeds up to ~140 MB/s

• Video Speed Class 30 (V30) and UHS Speed Class 3 (U3)—guaranteeing consistent 30 MB/s write, ideal for uninterrupted video capture 

• A2 rating for faster app load times, supporting mobile/dashcam use

• Rugged durability: shockproof, waterproof, temperature-proof, x-ray proof

• Includes an SD adapter for flexibility across devices.