Required to be docked into the Blackjet TX-2DS or TX-4DS! (doesn't work on it's own) Supports CFexpress Type B cards with speeds up to 1700 MB/s Rugged metal enclosure to ensure durability and longevity Vent holes to increase heat dissipation Blackjet DX-1CXQ is a 2-in 1 CFexpress Type B card reader designed for the TX-2DS and TX-4DS Cinema Docking System. DX-1CXQ can quickly help to offload video content via Thunderbolt 3 connection. Supports CFexpress B with read speeds of up to 1700 MB/s. **Important it does not work on it's own, it needs to be docked into the TX-2DS or TX-4DS Dock!!** Rugged Metal Case which also helps dissipate heat.