Reads up to 100 MB/s. Philips Micro SDXC memory cards offer plenty of space to securely receive and store your photos, videos, music, and data. The Philips Class 10 UHS-I U3 memory cards are ideal for applications that require high write speeds, such as 4K UHD video recording and the recording of multiple files. They provide enough capacity for over 18,000 photos or 640 minutes of Full HD video. The V30 video class speed offers the right specifications for 4K UHD video recording, making it perfect for 4K. Supports fast app performance A1, allowing users to run apps faster via the memory card. This UHS-I memory card is designed for recording high-quality videos in real-time without buffering. The Micro SDXC format (Secure Digital Extended Capacity) offers larger capacities and higher transfer speeds than the traditional Micro SD format. Easily expand your (mobile) device with additional storage capacity. With the included Micro SD adapter, you can use the Micro SD card in any device that uses a standard SD card. Can be used in a variety of devices with a Micro SD card slot, such as smartphones, tablets, drones, navigation systems, and more.