Fangrui Product Details Features: 1. This Adapter Is Specially Designed For Converting 5g/4g/3g Wireless M.2key B Usb 2.0 Module Into Desktop/laptop With Full/half Mini Card Slot. You Can Insert M.2 Cards (socket 2ssi-base Wwan), Such As Gsm, Hspa (3.5g), Gps, And Lte Cards Into This Adapter 2. Allow Users To Use M.2 Socket -based Wwan Module Mpcle Slot In Desktop Or Laptop Computers. 3. Supports 2ggsm, Gprs, 3g, Cdma, Wlan, Wwlan, Hspa Modem, Gps, 4g, 5g, Wimax, Lte, Mini Card To Desktop M.2 Card (socket 2 -base Wwan) Usb 2.0 Interface. 4. Support Single Nano Sim Card Push Connector. (applicable To Version With Sim Card Slot) 5. No Additional Power Supply Required; Supports 3030/3042/3050/3052 Type M.2keyb Card Size. Description: 1.model: Mpcem2b-n01 2. Interface: Mini Pci-e To M.2 Ngff Key-b (for Network Card Only) 3. Support Size: Support 30/42/50/52 Size Network Card 4. Interface Speed: The Slot Supports Pci-e1x+usb2.0 Signal 5. Product Size: About 69.6mm X 30.4mm 6. Working Environment: -5~707.supported Systems: Depends