===Specifications===
<!--* MUsing DB9 connector.2 sockets: M.2 Key-M: 2242/2260/2280 (for SATA SSD)* MEach port supports RS232, RS485 half/full duplex and can be configured independently.2 Key-E: 2230 (usually used for WiFi & BT module)* MOver 20 ports can be installed.2 Key-B: 3042 (usually used for Cell modem module)* Micro-SIM card socket-->
===Instructions===
