The hardware Rev.3 models of Sophos XG 125, XG 125w, XG 135, and Xg 135w support this additional expansion module, allowing you to insert an optional 3G/4G Data SIM in the firewall.
These modules are not delivered with the appliance but available through your Sophos partner.
4G LTE Cat-6
B1, B3, B5, B7, B8, B18, B19, B21, B28, B38, B39, B40, B41
B1, B5, B6, B8, B9, B19
300 Mbps / 50 Mbps