Lenovo ThinkPad Ultra Docking Station 135W (2x USB-C 3.1, 1x VGA, 1x HDMI 2.0, 2x DisplayPort) 40AJ0135UK Compatibility - P52s, L580, L480, T580, P580p, T480s, T480, X1 Carbon Gen 6, X280 Innovative side connector minimizes desk space Intel vPro, PXE boot, Wake-on LAN, and MAC address Supports ThinkPad RapidCharge Mirrored power button and mechanical unlock Optional master key lock