SanDisk 64GB microSDXC クラス10 A1

The SanDisk Ultra 64GB microSDXC card you mentioned with the code 0619659200473 is a Class 10 memory card, which means it is capable of high-speed data transfer suitable for video recording and play, as well as storing photos and applications. The A1 rating indicates that the card is optimized for app performance, making it a good choice for running applications directly from the SD card on compatible devices.
Here are some key features you can typically expect from the SanDisk Ultra 64GB microSDXC Class 10 A1 card:
- **Capacity**: 64GB
- **Speed Class**: Class 10
- **Application Performance Class**: A1
- **Transfer Speed**: Up to 100MB/s (often the read speeds; write speeds may vary)
- **Compatibility**: Suitable for use in smartphones, tablets, cameras, and other devices that accept microSD cards.
Always verify the specifications on the packaging or SanDisk’s official website for the most accurate information, as features can vary by product region and model.