Lexar 256GB Professional 3600x CFast 2.0 Memory Card Lexar 256GB Professional 3600x CFast 2.0 Memory Card - Lexar Lifetime Limited Warranty Captures the highest-quality 4K video and beyond with next-generation, cinema-grade video cameras Provides high-speed file transfer to dramatically accelerate workflow Leverages new thresholds of performance, with a read transfer speed up to 540MB/s (3600x) Shoot broadcast-quality videos