Mini PCI-E Wireless WWAN to B Adapter Card with SIM Card Slot for HUAWEI EM730 green

For testing the WWAN cards. No need to break or open your laptop to test your WWAN modules.The adapter has integrated with a SIM card slot.Very easy to use. No need extra drivers.Specialized use to Module test and Network.Easy to improve the reliability and stability.PCB adds four screw holes.B signal and 3.3V voltage, the adapter make the B interface 5V voltage converted to 3.3V by LDO, supply power to module and IM / SIM to work, the signal bus is the B signal. Description:Name: Mini PCI-e to B Adapter cardColor: GreenPackage list:1*Mini PCI-e to B Adapter cardNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.