Laptop PCIE Expansion Dock 40Gbps Thunderbolt3/4 to PCIE Expansion Support Connection with DMA Acquisition Card

Features:
- PCI large card slot expansion, driver free, plug and play.
- Laptop expansion PCIe slot, suitable for DMA sound card and network card devices. Super compatibility, compatible with most PCIe x4 and below devices.

Package Included:
- 1 x Expansion Dock