Mini DisplayPort DP to HDMI compatible Adapter Video Cable For Lenovo ThinkPad T540p W540 L440 L540 X1 X240s|cable coaxial rg 59|cable whitecable cup - AliExpress
For Lenovo Thinkpad L540 6FT/1.8M Mini DP Display Port Thunderbolt to HDMI Cable 696276491019 | eBay
Mini DisplayPort DP to HDMI compatible Adapter Video Cable For Lenovo ThinkPad T540p W540 L440 L540 X1 X240s|cable coaxial rg 59|cable whitecable cup - AliExpress