The Balance 20X has a USB port which will accept Ethernet adapters, allowing you to have two wired WAN connections.
Here is a 2017 article on the Ethernet adapters which Peplink supports:
The Balance 20X has a USB port which will accept Ethernet adapters, allowing you to have two wired WAN connections.
Here is a 2017 article on the Ethernet adapters which Peplink supports: