Thunderbolt 3 host port required (USB host connection not supported), Thunderbolt certified for macOS and Windows machines; 2 Year OWC Limited Warranty. Dual display support, including available resolution and refresh rates, is dependent on host hardware and drivers; silicon M1 Pro, M1 Max, and M1 Ultra Mac models, Intel-based Mac models, and Thunderbolt 4 PCs can support up to two displays at up to 4K @ 60Hz via Thunderbolt; silicon M1 and M2 Mac models can support one external display up to 4K @ 60Hz via Thunderbolt. Display Support: Up to two 4K displays @ 60Hz, one 4K display @ 60Hz, one 4K display @ 60Hz and one 4K display @ 30Hz, one 4K display @ 30Hz; Display Support by Port: HDMI 2.0: Up to 4K @ 60Hz; Certified HDMI 2.0 cables are required for use with HDMI 2.0 ports and displays; HDMI ports can provide an audio signal for displays with built-in audio or headphone support; Resolutions up to 3840 x 2160 @ 60Hz per HDMI port are recommended. Full 4K resolution (4096 x 2160) may work with some displays. Bus Powered, No external Power Adapter; USB ports will not provide power when host computer is in Sleep Mode; USB ports do not support Super Drive; Ethernet Speeds (RJ-45): 1Gb/s "Gigabit" (1000BASE-T), 100Mb/s (100BASE-T), 10Mb/s (10BASE-T); When connected via Ethernet cable, dock will detect and connect to the network automatically. Dock supports Wake-on-LAN (WoL). Device Ports: (1) Host Port - Thunderbolt 3 (USB-C) up to 40 Gb/s (5000 MB/s), (USB host connection not supported); (1) USB 3.0 Port (supports speeds up to 5Gb/s, provides bus power up to 5V and 0.9A (4.5W). Devices that require more power will not, Tablet and iPad charging are not supported); (1) USB 2.0 Port (supports speeds up to 480 Mb/s, provides bus power up to 5V and 0.5A (2.5W). Devices that require more power will not function); (2) HDMI Ports; (1) Gigabit Ethernet (GbE) RJ-45 Port.