It uses Lenovo’s proprietary dock connector rather than modern USB-C or Thunderbolt ports. This dock is compatible with many ThinkPads from the late 2000s to early 2010s. Colour :Black. ThinkPad R series (selected models).
Lenovo Think Pad USB 3.0 Ultra dock model DK1523 With Power supply
Lenovo Think Pad Docking Station
IBM Lenovo Think Pad 42w4623 Docking Station
Lenovo Think Pad T540p i7-4600M 15.6" 16GB 4G No SSD
Lenovo Think Pad L440 Laptop 14 Screen I5 6Gb Ram 250 SSD
