7392:b822 — EW-7822ULC 802.11ac Wireless Adapter [Realtek RTL8812AU]
Edimax Technology Co., Ltd
- Vendor ID
- 7392
- Product ID
- b822
- Combined
- 7392:b822
- Decimal
- 29586:47138
What is this device?
This is the USB identifier for a EW-7822ULC 802.11ac Wireless Adapter [Realtek RTL8812AU] manufactured by Edimax Technology Co., Ltd. The vendor ID 7392 is registered to Edimax Technology Co., Ltd with the USB Implementers Forum, and b822 is the product ID that Edimax Technology Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 7392:b822 Edimax Technology Co., Ltd EW-7822ULC 802.11ac Wireless Adapter [Realtek RTL8812AU].
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 7392:b822 Edimax Technology Co., Ltd EW-7822ULC 802.11ac Wireless Adapter [Realtek RTL8812AU]
You can filter directly with lsusb -d 7392:b822, or get the full descriptor dump with lsusb -v -d 7392:b822. Kernel messages from dmesg show the same pair as idVendor=7392, idProduct=b822.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_7392&PID_B822 USB\VID_7392&PID_B822&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_7392&PID_B822"
macOS
$ system_profiler SPUSBDataType
EW-7822ULC 802.11ac Wireless Adapter [Realtek RTL8812AU]:
Product ID: 0xb822
Vendor ID: 0x7392 (Edimax Technology Co., Ltd)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
7392 Edimax Technology Co., Ltd b822 EW-7822ULC 802.11ac Wireless Adapter [Realtek RTL8812AU]