Dynabook Thunderbolt 4 dock Connect to essentials with a single USB type C connection. 15 ports including 2x HDMI ports, 4xUSB 3.0 (1x with Sleep and Charge) 2x USB Type-C Thunderbolt 4, 2 x USB 3.1 Type-C, 2x DisplayPort, LAN and a Headphone/Mic