DELL Thunderbolt™ Dock – WD22TB4. Connectivity technology: Docking, Host interface: Thunderbolt. Ethernet LAN data rates: 10,100,1000 Mbit/s. Product colour: Black, Maximum digital resolution: 5120 x 2880 pixels. Power source type: DC, AC input voltage: 120 - 230 V, AC input frequency: 50 - 60 Hz.…