New M.2 M-KEY to PCIE 4.0 Extension Cable Gen4.0 Silver-plated for NVMe M.2 SSD
It supports PCIE 4.0devices and is backward compatible with PCIE 3.0s. 2, Using silver-plated shielded cable, double-layer wiring, thickness 2mm, width 12mm. Gold finger gold sinking process, using high density and low impedance circuit board.