Teltonikas Industrial LTE Cat 4 Gateway Board TRB140 is equipped with a single Ethernet port, Digital Inputs/Outputs and micro-USB port. TRB140 compact design makes this Gateway perfect for an application where a sole gadget must be granted reliable Internet connectivity. TRB140 is engineered to be used in an Industrial application therefore it has a wide range of software features such as SMS control, Firewall, Open VPN, IPsec, RMS and FOTA support.