Atomos USB4 CFexpress Card Reader The Atomos USB4 CFexpress Card Reader is a high-speed media reader designed for modern professional video workflows using CFexpress Type B recording media. Its USB4 interface supports transfer rates up to 40Gbps, significantly reducing the time required to offload large RAW, ProRes, and high-bitrate production files. The reader can also allow compatible CFexpress media to function similarly to external storage when connected to a computer through USB-C. Its aluminum-alloy enclosure helps dissipate heat during sustained high-speed transfers. Key Features CFexpress Type B card reader USB4 interface Transfer speeds up to 40Gbps Up to four times faster than typical USB 3 workflows USB-C connectivity Supports direct access to CFexpress media Aluminum-alloy enclosure Efficient heat-dissipation design Compact and portable Designed for next-generation Atomos monitor-recorders Suitable for RAW and high-bitrate production media