Onetotwo breakout design converts single SFF8654 8i port to dual independent MCIO 4i interfaces for multiNVMe expansion; Fullcover antimisplug structure prevents reverse insertion, protecting server hardware from installation damage; Highgrade copper wire harness supports stable 16Gbps ultrahighspeed transmission for enterprise NVMe SSDs and RAID controllers; 0.5 meter compact length enables clean routing inside highdensity rack servers and compact workstation chassis; Precisionshielded construction minimizes signal loss and crosstalk for consistent longterm data center performance