1) Only work for CF-Express Type-B Memory card, Not work for XQD card. 2) TYPE-A+TYPE-C dual interface design, universal for mobile phone/computer/TYPE-C device, universal for computer/TYPE-A device, dual connector card reading is more convenient. 3) The USB 3.1 Gen 2 CFexpress card reader is a high-speed card reader with ultra-fast data transfer speeds up to 10Gbps. 4) High-quality gold-plated connectors are used, high-frequency and low-resistance high-quality materials are used for the PCB, and the PCB is precision-crafted. 5) Files can be viewed at any time, supporting mobile phones with OGT function to connect to mobile phones, file reading/copying/storage.