QD101 1TB MicroSDXC UHS I Memory CardWestern Digitals WD Purple SC QD101 microSD card is designed specifically for the mainstream security camera market. Using advanced 96 layer 3D NAND technology, the card delivers a cost effective combination of ultra endurance, high performance, and wide capacity range up to 1TB1, and its support for card health monitor functionality allows for pre emptive storage management. With the fast growing market of security cameras, and growing adoption of 4K