2 Port SuperSpeed Plus USB 3.2 Gen 2 PCI-Express Adapter (Type-A Port x2) Apple MacBook Pro and @Santa's Little Helper that

and @Santa's Little Helper that currently enable boot screens on your iMac

SM951 Specification:

*macOS Monterey or later require OCLP installed

Compatible Mac Model :  Power Macintosh 7200 - 9600 (with PCI Expansion slot)

*Due to MacPro 1

2 Port SuperSpeed Plus USB 3.2 Gen 2 PCI-Express Adapter (Type-A Port x2) Apple MacBook Pro and @Santa's Little Helper thatCondition : Brand New with 1 year limited warranty Upgrade your MacPro with SuperSpeed Plus USB 3. 2 Gen 2 Port, 20x faster than Build in USB 2. 0 Port Compatible Mac Model : Apple MacPro 3,1 5,1 (2008 2012) , 7,1 from 2019 *MacPro3,1 will need 16x lane PCIe slot for Best performance Compatible OSX : Mountain Lion 10. 8. 5 to Yosemite 10. 10. 5 , macOS Sierra 10. 12 or later, *Monterey 12. x to Sonoma 14. x & Sequoia 15. x !! Native Compatible !!