The SanDisk 128GB Extreme PRO CFexpress Type B memory card is engineered for professional photographers and videographers who require high-speed performance. With read speeds of up to 1700 MB/s and write speeds of up to 1200 MB/s, this card ensures smooth, high-resolution 4K video recording and rapid continuous burst shooting. It is designed to handle demanding workflows and provides reliable, high-speed storage for modern cinema cameras and high-end DSLRs.