SanDisk SD Card 256GB I am selling this because I accidentally bought it, thinking it was a microSD card. I opened the package once, but the item is unused. I will reinforce the packaging for shipping. I am not accepting price negotiations. SanDisk Extreme SDXC UHS-I Card, 256GB, supports 4K UHD with a transfer speed of up to 180MB/s. - Brand: SanDisk - Model: Extreme SDXC UHS-I Card - Capacity: 256 GB - Speed: Up to 180MB/s - Supported Standards: UHS-I, V30, 4K UHD