Insta360 256GB UHS III V30 A2 MicroSD Memory Card for One X/One X2 / X3 X4, R/One RS, Ace Pro and Sphere Action Cameras

Compatible with Insta360 One X. One X2, X3, X4, Ace, Ace Pro, One R, One RS, One RS 1" and Sphere Read Speed: 90MB/s (Tested in a lab environment under controlled conditions. The actual speed may vary depending on the device used and the environment. For devices that do not support UHS-1, transfer rates may vary due to interface constraints.) Write Speed: 90MB/s (Tested in a lab environment under controlled conditions. The actual speed may vary depending on the device used and the environment. For devices that do not support UHS-1, transfer rates may vary due to interface constraints.) Speed Class: A2, V30