Lenovo Thinkpad Port Replicator Series 3 with USB 3.0 Type 4336 Docking station For T420 T430 x220 x230 (laptop not included), 電腦&科技, 電腦周邊及配件, 硬碟及儲存器- Carousell
Creating a "Media Center" with a Thinkpad X220 Docking Station - YouTube
Lenovo Ultrabase Docking Station for ThinkPad X220/X230 - Black for sale online | eBay