Easy-to-Install Thunderbolt 2 Interface

Sonnet designed the Echo Express III-D and III-R Thunderbolt to PCIe card expansion systems to be easily moved from Thunderbolt 3 to Thunderbolt 2, and vise versa. Simply swap the existing Thunderbolt interface board with the replacement board, and then your chassis will instantly operate with the new interface. With the Thunderbolt 2 interface card you get:

• Easy to Install 20Gbps Thunderbolt 2 Upgrade Card –
  Replaces Existing 40Gbps Thunderbolt 3 Interface Board
• Two Thunderbolt 2 Ports
• ThunderLok-Compatible
• 1-Year Warranty

Product shown without included bracket