Sonnet Thunderbolt 3 Upgrade Card for Echo Express SEL

Blazing Fast Connections

Thunderbolt™ 3 brings a revolutionary new way to connect high-speed storage, devices, and adapters to any Mac® or Windows® desktop or notebook computer with a Thunderbolt 3 (USB-C) port. This Thunderbolt 3 certified, high-quality 1-meter cable supports full 40Gb/s Thunderbolt 3 speeds and is rated for 60W charging.