Item Type: 19 Pin Expansion Card <br>Material: PCB <br>Input Interface: M.2 M Key <br>Compatible: USB 3.1 and Below <br>Compatible: For Win XP, for Vista, for Win7 (drivers need to be installed), for Win 8, for Win10 System Comes with Drivers <br>Transfer Rate: 5Gb1、Wear Resistance: The 19 pin expansion card has reliable anti oxidation ability, good conductivity and wear resistance <br>2、4 Layer Circuit Board: The M.2 MKEY PCIe to USB 3.1 expansion card adopts 4 layer circuit board, which ensures strong anti interference ability <br>3、High Speed Transmission: The M.2 MKEY PCIe to USB 3.1 adapter ensures the stability of PCIE high speed signal transmission, data integrity, and impedance matching <br>4、Bottom Reinforcement: The bottom of the type c 19 pin expansion card has been reinforced to keep the expansion card from changing shape <br>5、Wide Compatible: The type c 19 pin adapter is compatible with USB 3.1 and below, for Win XP, for Vista, for Win7 (drivers need to be installed), for Win 8, for Win10 System Comes with Drivers<p>1 x 19&nbsp;Pin&nbsp;Expansion&nbsp;Card&nbsp;&nbsp;<br></p><p>1 x Screwdriver</p><p>1 x Screw</p><p>1 x 4Pin Line</p>