Fangrui Product Details Card Reader Expansion Combined Into One,the Collision And Integration Of Cfexpress Type A Type B, Sd/micro-sd 4-in-1 Card Reader And Hub,combining Ultra-high-speed Memory Card Reading And Intelligent Visualization Expansion, It Is An Efficient Creative Companion For Photographers Smart Screen Touch Interaction,touch Screen Control, Speed And Temperature Are Intelligently Visualized Four Card Slots Design Supports Multiple Cards At The Same Time,four-in-one Cfexpress Type A/cfexpress Type B/sd/micro-sd Card Slot,supports Multiple Cards To Read At The Same Time Without Repeated Plugging And Unplugging, Professional Equipment Card Reading Without Worry High-speed Reading And Writing, Full Efficiency,built-in Usb 3.2 Gen2 Chip, Fer Rate Up To 10gbps Compatible With Cfexpress Memory Card, Theoretical Data Fer Speed Up To 1000mb/s,compatible With Sd/micro-sd Cards Of Sd4.0 Specification, With Theoretical Data Fer Speed Up To 312mb/s 8k Ultra-high-definition Screen Projection, Large Screen Expansion, Higher