1. alow user to extend inside M.2 M-key slot to external nVME SSD slot for desktop.

2. support M.2 nVME 4.0 SSD optional,support 4 sizes: type 2230,2242,2260,2280

3.Interface Card can be cut as 2230,2242 sizes conveniently

4.Length of Oculink SFF-8611 extension cable is 50cms.