0bda:8198 — RTL8187B Wireless Adapter (Realtek Semiconductor Corp.)

What is this device?

This is the USB identifier for a RTL8187B Wireless Adapter manufactured by Realtek Semiconductor Corp.. The vendor ID 0bda is registered to Realtek Semiconductor Corp. with the USB Implementers Forum, and 8198 is the product ID that Realtek Semiconductor Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 0bda:8198 Realtek Semiconductor Corp. RTL8187B Wireless Adapter.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 0bda:8198 Realtek Semiconductor Corp. RTL8187B Wireless Adapter

You can filter directly with lsusb -d 0bda:8198, or get the full descriptor dump with lsusb -v -d 0bda:8198. Kernel messages from dmesg show the same pair as idVendor=0bda, idProduct=8198.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_0BDA&PID_8198
USB\VID_0BDA&PID_8198&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0BDA&PID_8198"

macOS

$ system_profiler SPUSBDataType
    RTL8187B Wireless Adapter:
      Product ID: 0x8198
      Vendor ID: 0x0bda  (Realtek Semiconductor Corp.)

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. Realtek Semiconductor Corp. official support →

Raw usb.ids entry

The exact lines this page is generated from, in the upstream source file:

0bda  Realtek Semiconductor Corp.
	8198  RTL8187B Wireless Adapter

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