This product uses industrial-grade components, suitable for LTE 42*30mm and 52*30mm modules with M.2 B key interface, supports dual SIM card slots, and reset button, no need to insert and dial multiple times, USB3.0 technology escorts 5G.
Name: James
Mobile:
Tel:+86 18902836455
Email:cosys@cosyswireless.com
Add:RM.517, NEW CITY CENTRE, 2 LEI YUE MUN ROAD, KWUN TONG, KOWLOON.HK