 "SanDisk 64GB Class 4 SDXC Flash Memory Card- SDSDB-064G-B35 (Label May Change)" "Camera & Photo Accessories - Page 6 | All Tech Toys"
"64GB Sandisk SDXC 9-pin Class 4 min 15 MB/s Read and 4 MB/s Write speeds 2.7V to 3.3V voltage support 24mm x 32mm x 2.1mm SDHC Secure Digital High Capacity Card for digital cameras, video cameras, media players, and other flash devices" 
 "SanDisk 64GB Extreme Pro Secure Digital Extended Capacity (SDXC) Flash Card Model SDSDXPA-064G-A46" "Camera & Photo Accessories - Page 3441 | All Tech Toys"
"Features: Great for High Performance DSLRs and HD Camcorders Professional speed for capturing more shots in continuous burst mode: - up to 95 MB/s read - up to 90 MB/s write UHS Speed Class 1 enabled to capture real time Full HD video, even in 3D Enhanced performance with Power Core controller technology engineered to distribute data rapidly and efficiently Extreme durability: water proof, temperature proof, shock and vibration proof, x-ray proof, and magnet proof Available in capacities of 8 GB, 16 GB, 32 GB, 64 GB" 