ExpressCard USB 3.0 controllers - USB - osxlatitude.com
Amazon.com: StarTech.com 2 Port ExpressCard SuperSpeed USB 3.0 Card Adapter with UASP - USB 3.0 Controller - USB 3.0 ExpressCard - USB 3.0 Adapter (ECUSB3S22) : Electronics
just got my x201 two days ago! i got it for 30$ as a "for parts not working" machine, got a new battery for it, added some ram and an ssd from
Lenovo adds ThinkPad X1 to laptop comparison guide, outs IPS screen, USB 3.0, and optional SSD
EUROCASE USB 3.0 modul s kabeláží pro MC X201, MC X202, MC X203 - BOHEMIA COMPUTERS
X230] Dat express card, ALL the USB3 ports : r/thinkpad
Amazon.com: StarTech.com 1 Port Flush Mount ExpressCard SuperSpeed USB 3.0 Card Adapter with UASP Support - ExpressCard USB 3.0 Adapter (ECUSB3S11), Green : Electronics