Sonnet Echo III Desktop 3-slot Thunderbolt™ 3 to PCIe card expansion system

Connects up to Three High-performance non-GPU PCIe Cards
Pro Tools | HDX Compatible
Three PCIe Slots (One x16 plus two x8 Slots)
Support Three full-Height, Single-width Cards, or One Double-width Card plus one Single-width Card
Pro Power (Integrated 400W power supply with 75W auxiliary power)
Energy Savings (Powers On/Off Automatically with the Computer)
Remarkably Quiet (Noctua Fans Rated at 17dBA)
40Gbps Thunderbolt 3 Interface
Two Thunderbolt 3 Ports (One Port for Computer, Second Port Supports Thunderbolt Peripheral Daisy-chaining)
Rugged Aluminum Enclosure
Includes 0.7-meter Thunderbolt 3 Cable
Includes Sonnet Designed ThunderLok 3 (Prevents Accidental Cable Disconnections)
Mac®, Windows®, and Linux® Compatible
Avid® Qualified
2-year Product Warranty
Free Lifetime Customer Technical Support
Designed and Made in the USA