Rosewill RNX-AC1900PCE, Dual Band Wireless AC1900 Wi-fi Adapter, IEEE802.11a/b/g/n/ac, Up to 1300 Mbps (5.0 GHz) + 600 Mbps (2.4 GHz) Wireless Data Rates, PCI-Express Interface, 3 x External Antennas

Apply coupon code EMCEMEG77

$ 45 Shipped

Looks to be ShopRunner eligible for the time being.

Per reviews on Newegg, this is a re-badged TP-LINK Archer T9E