Optional Ports: Choose one of the following connectivity hubs: Advance hub: [1 cash drawer connector, 3 USB 2.0 Type-A, 2 power serial, 4 USB Type-A 10Gbps signaling rate,1 RJ-45,1 DC connector,1 USB Type-C®? 5Gbps signaling rate (27 W USB Power Delivery, Alt Mode DisplayPort™?),1 USB Type-C®? (140 W USB Power Delivery, Data Transfer)].Column hub: [3 USB Type-A 10Gbps signaling rate,1 RJ-45,1 DC connector, 2 USB 2.0 Type-A,1 USB Type-C®? 5Gbps signaling rate (27 W USB Power Delivery, Alt Mode DisplayPort™?),1 USB Type-C®? (140 W USB Power Delivery, Data Transfer)]. VESA hub: [3 USB Type-A 10Gbps signaling rate,1 RJ-45,1 DC connector, 2 USB 2.0 Type-A,1 USB Type-C®? 5Gbps signaling rate (27 W USB Power Delivery, Alt Mode DisplayPort™?),1 USB Type-C®? (140 W USB Power Delivery, Data Transfer)]. Combination of Advance hub with Column hub, combination of Advance hub with VESA hub. Hubless - 1 USB 2.0 Type-A |