Model: TXB001 Product name: PCIE to M.2(M key) Wifi expansion card The PCI-E M.2/NGFF card passive adapter is designed for wireless application on desktop PCs that convert half-size Mini card(NGFF) to standard PCI- 1X slot. Not contain Lower bracket. Chipset: Port number:1xNGFF_E Key Connector, 1x4PIN USB Connector Interface:PCI- 1x Slot Dimension:120x82mm Environment Operating Temperature: -10 -70 Environment Relative Humidity: 10%-90%(non-condensing) Environment Storage Temperature: -20-70 Environment Relative Humidity: 5%-90%(non-condensing) colour:black Material:plastic Package Contents: 1 x NGFF_E Key Connector, 1 x 4PIN USB Connector Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.