Amazon.com: Kingston 256GB SD Memory Card Canvas Select Plus SDXC Card for Camera Class 10 UHS-1 SDS2/256GB Bundle with (1) Everything But Stromboli Card Reader : Electronics
Kingston Canvas Go! V30 256GB SDXC Memory Card SDG/256GB Review 90MB/s read 45MB/s write - Camera Memory Speed Comparison & Performance tests for SD and CF cards