Comes with the Quectel RM520N-GL 5G Sub-6GHz module, supports various network standards such as 5G/4G/3G and LTE-A, GNSS positioning support. Comes with M.2 TO 4G/5G HAT, compatible with the RM500U-CN/RM500Q-GL/RM502Q-AE/RM520N-GL series 5G modules USB 3.1 port (USB 2.0 compatible) for connecting to PC, Raspberry Pi, or Jetson Nano to enable high speed 5G network. Standard M.2 B KEY slot, compatible with SIM7600X/EM06X/SIM82XX/RM5XX series 4G/5G M.2 modules Onboard control pins, built-in voltage level translator, enabled via DIP switch, for use with hosts like Raspberry Pi or Arduino. Onboard USB-C connector, enabled via switch, for connecting standalone power supply for the module, allows more loads, stable and flexible power supply Onboard power supply switch, reset button and LED indicator, easy to turn on/off the module and monitor the operating status. 2x SIM card slot, dual card single standby, switchable via AT command High efficiency power supply circuit, up to 3A output current. Comes with metal case, supports wall and rail mounting, more convenient for installation