Condition : Brand New with 1 year limited warranty

Upgrade your MacPro with SuperSpeed Plus USB 3.1 Port, 20x faster than Build-in USB 2.0 Port

Compatible Mac Model : Apple MacPro 3,1-5,1 from 2008-2012 

*MacPro3,1 will need 16x lane PCIe slot for Best performance 

Compatible OS X : Mountain Lion 10.8.5 to Yosemite 10.10.5 , macOS Sierra 10.12 or later, Monterey 12.x to Sonoma 14.x !! (Native Support, NO Driver needed)  *El Capitan 10.11.x (Driver required, included)

*NO External Power Needed , just the PCIe slot power is good enough to drive** 

Specification

Supports dual USB 3.1 Gen. 2 Type-C ports

Supports 4-Lane PCI Express Base Specification Revision 2.0 

Complies with Universal Serial Bus 3.1 specification 

Backward compatible to USB 3.0, 2.0 and 1.1 standard 

Supports the following data transfer rate 10G, 5G, 480M, 12Mbps 

Max. 5V/3000mA power output to each USB Type-C Port

Fully Plug and Play compatible

Employs Solid State capacitor for durability

Hot-swapping feature allows connect/disconnect device without powering down the system

Certified by Electromagnetic Compatibility (CE, FCC, VCCI, C-Tick, BSMI) and RoHS approval