Kernel.org: 5.4.2
sid (unstable): 5.3.9-3
buster (testing): 4.19.67-2+deb10u2
stretch (stable): 4.9.189-3+deb9u2
jessie (oldstable): 3.16.76-1

Debian GNU/Linux device driver check & report

ASUS: PCE-AC68

PCI IDWorks?VendorDeviceDriverKernel
14e443a0Broadcom CorporationBCM4360 802.11ac Wireless Network Adapter

PCE-AC68 works with broadcom linux-sta driver 64bit (http://www.broadcom.com/support/802.11/linux_sta.php) under Debian 7.6.0 (3.2.0-4-amd64) (2014-10-12T07:12:25+00:00)