Lexar 128GB Professional Silver Plus UHS-I SDXC Memory Card (255 MB/s)

Storage Capacity: 128GB. Bus Interface: UHS-I. Speed Class Ratings: Video Speed Class 30 (V30), UHS Speed Class 3 (U3), and Class 10. Minimum Sustained Write Speed: 30 MB/s (guaranteeing stable, interruption-free recording). Performance: Up to 255 MB/s read; up to 180 MB/s write.