This product is either discontinued or we cannot get that from suppliers.
Asus THUNDERBOLTEX 3, Host Interface PCI Express 3.0 x4, External Connections 1 x USB Type-C Thunderbolt 3 40 Gb/s, 1 x USB Type-A USB 3.1 / USB 3.2 Gen 2 10 Gb/s, 1 x Mini DisplayPort DisplayPort 1.2, OS Compatibility Windows 10, Windows 8.1, Windows 8, Windows 7, Port Power Delivery 12 V at 3 A (36 W Max).
Thunderbolt™ 3 means faster, bigger and more, all through a single cable with a sleek, any-way-up connector — and ASUS ThunderboltEX 3 is the quick-to-fit expansion card that enables you to upgrade today.