Strontium Nitro Plus 32GB MicroSDHC UHS-1(U3) Memory Card with Adapter and Card Reader Up to 95MB/s (SRP32GTFU1C) Ultra high speed performance. Up to 95MB/s read and 85MB/s write speeds Rapidly acquires, plays back, transfers media data, included extended durations of 1080p full-HD and 3D videos, and fully support 4K2K video recording Ultra High Speed Class 3 specification UHS-1 (U3) for 4K Ultra High Definition standard Water proof, temperature proof, magnet proof and X-ray proof USB 2.0 card reader and SD Adapter included