Interface type: Key A M.2 NGFF to PCI‑e. Interface type: Key A M.2 NGFF to PCI-e. 1 M.2 NGFF to PCI-E Adapter Card. Only support KEY A or KEY A+E to PCI-E (The single Key E interface cann't be used), compatible with Wireless Wifi BT card, not fit SSD, 3G/4G module.
eBay