SanDisk Extreme Pro 64 GB 160 MB/s CompactFlash Memory Card Black/Gold/Red

Amazon

Designed for professional videographers and photographers Optimized for 4K video capture Transfer speeds of up to 160 MB/s Shot speeds up to 150 MB/s VPG-65 for sustained video recording speeds of 65 MB/s

Zoro Tools

SanDisk 64GB Extreme Pro CF 160MB/s. Capacity: 64 GB, Flash card type: CompactFlash, Read speed: 160 MB/s, Write speed: 150 MB/s