This product is suitable for 3G modules of many brands, such as for ZTE and other brands 3G Card. The card is used for flashing, debugging, testing and unlocking of the 3G module through the USB port, and can also be tested by USB for the WiFi module (USB bus) of the USB bus and the Mini PCI-E interface card (USB bus).Features:1. Increase the locking of the fixed module, so that the user can install easily and improve the reliability and stability of the module work.2. For PCB has increased 4 screw holes, so that this adapter can be used inside the industrial small cabinet.3. Increase the distance between the SIM card holder and the rear panel components, so that the user can disassemble the SIM card more conveniently.4. Add USB 4-wire input hole plate to directly weld USB cable.5. This product uses stable materials and fine craft. It is sturdy for use.Specification:Product Size : Approx. 85x31mm/3.3x1.2inchPCI-E: Mini PCI-E design conforms to the industry standard of 1.30 versionUSB: USB design conforms to USB 2.0 industry specifications and is backward compatible with 1.1 specificationApplicable Module: This adapter card is suitable for full-height (30x50-51mm/1.2x1.9-2.0inch) 4G/3G modules (USB bus)LED: Working status LED real-time displayDriver: The product does not require any software driversPackage List:1 x Riser CardNote: This product is suitable for many brands of 3G 4G modules.For Modules: MU609 PCIE, MU709S-2 PCIE, MU509-B PCIE, MC509-A PCIE, EM770 770J 770W, EM820U 820W, ME909u-521, ME909s-821, ME909S-120, etc.For ZTE Modules: MF210, ME3760V2C, ME3760V2D, ME3760 private network, MF210V2/AD3812/MC2716/ME3620/ME3630, etc.For Grid/Meg Module: SLM630/SLM630BFor Longshang Module: U8300/U8300W/U8300C/C5300V/U7500E/U6300VFor Domain Module: CLM920N/CLM920CN3/CLM920 full range of PCIE modulesFor Quectel Module: UC20 full range of PCIE, for EC20 full range of PCIE modulesFor Module: for full range of PCIE modulesFor Usr module: USR-G402tf PCIE moduleSupports for sierrawireless, for Telit, for cinterion, for Ericsson, for Huayu, for Datang and other brand 3G 4G cards for Internet access and module brushing, debugging, testing and unlocking via USB port..