diff --git a/share/man/man4/rtwn_usb.4 b/share/man/man4/rtwn_usb.4
index fff4e8a4cfc5..5576b95f89f8 100644
--- a/share/man/man4/rtwn_usb.4
+++ b/share/man/man4/rtwn_usb.4
@@ -29,7 +29,7 @@
 .\"
 .\" $FreeBSD$
 .\"/
-.Dd January 2, 2019
+.Dd January 28, 2019
 .Dt RTWN_USB 4
 .Os
 .Sh NAME
@@ -80,6 +80,7 @@ based USB wireless network adapters, including:
 .It "Edimax EW-7811Un" Ta RTL8188CUS Ta USB 2.0
 .It "Edimax EW-7811UTC" Ta RTL8821AU Ta USB 2.0
 .It "Edimax EW-7822UAC" Ta RTL8812AU Ta USB 3.0
+.It "EDUP EP-AC1620" Ta RTL8821AU Ta USB 2.0
 .It "Elecom WDC-150SU2M" Ta RTL8188EU Ta USB 2.0
 .It "EnGenius EUB1200AC" Ta RTL8812AU Ta USB 3.0
 .It "Hawking HD65U" Ta RTL8821AU Ta USB 2.0
diff --git a/sys/dev/rtwn/usb/rtwn_usb_attach.h b/sys/dev/rtwn/usb/rtwn_usb_attach.h
index 1b54e5409d2e..a22c39ada643 100644
--- a/sys/dev/rtwn/usb/rtwn_usb_attach.h
+++ b/sys/dev/rtwn/usb/rtwn_usb_attach.h
@@ -157,7 +157,8 @@ static const STRUCT_USB_HOST_ID rtwn_devs[] = {
 	RTWN_RTL8821AU_DEV(HAWKING,		HD65U),
 	RTWN_RTL8821AU_DEV(MELCO,		WIU2433DM),
 	RTWN_RTL8821AU_DEV(NETGEAR,		A6100),
-	RTWN_RTL8821AU_DEV(REALTEK,		RTL8821AU)
+	RTWN_RTL8821AU_DEV(REALTEK,		RTL8821AU_1),
+	RTWN_RTL8821AU_DEV(REALTEK,		RTL8821AU_2)
 #undef RTWN_RTL8821AU_DEV
 };
 
diff --git a/sys/dev/usb/usbdevs b/sys/dev/usb/usbdevs
index d57e5087c44b..a63c9d2266ce 100644
--- a/sys/dev/usb/usbdevs
+++ b/sys/dev/usb/usbdevs
@@ -3954,6 +3954,7 @@ product REALTEK DUMMY		0x0000	Dummy product
 product REALTEK USB20CRW	0x0158	USB20CRW Card Reader
 product REALTEK RTL8188ETV	0x0179	RTL8188ETV
 product REALTEK RTL8188CTV      0x018a  RTL8188CTV
+product REALTEK RTL8821AU_2	0x0811	RTL8821AU
 product REALTEK RTL8188RU_2	0x317f	RTL8188RU
 product REALTEK USBKR100	0x8150	USBKR100 USB Ethernet
 product REALTEK RTL8152		0x8152	RTL8152 USB Ethernet
@@ -3984,7 +3985,7 @@ product REALTEK RTL8187B_2	0x8198	RTL8187B Wireless Adapter
 product REALTEK RTL8712		0x8712	RTL8712
 product REALTEK RTL8713		0x8713	RTL8713
 product REALTEK RTL8188CU_COMBO	0x8754	RTL8188CU
-product REALTEK RTL8821AU	0xa811	RTL8821AU
+product REALTEK RTL8821AU_1	0xa811	RTL8821AU
 product REALTEK RTL8723BU	0xb720	RTL8723BU
 product REALTEK RTL8192SU	0xc512	RTL8192SU
 product REALTEK RTL8812AU	0x8812  RTL8812AU Wireless Adapter