SanDisk Extreme 64GB CompactFlash Memory Card SDCFXSB-064G-G46 (Open Box, Like New)Exceptional Shot to Shot Performance Read speeds of up to 120MB s and write speeds of up to 85MB s Professional Grade Video Capture VPG 20 ensures sustained data recording rate of 20MB s for a smooth and unbroken video stream Durable Design Backed by rigorous stress, shock, and vibration testing and includes RTV silicone coating for protection against shock and vibration Capacity: 64 GB SanDisk products are constructed to the good standards and