0411:0089 — RUF-C/U2 Flash Drive

This is the USB identifier for a RUF-C/U2 Flash Drive manufactured by BUFFALO INC. (formerly MelCo., Inc.). The vendor ID 0411 is registered to BUFFALO INC. (formerly MelCo., Inc.) with the USB Implementers Forum, and 0089 is the product ID that BUFFALO INC. (formerly MelCo., Inc.) assigned to this particular model. When you run lsusb on Linux, this device appears as 0411:0089 BUFFALO INC. (formerly MelCo., Inc.) RUF-C/U2 Flash Drive.

Linux

$ lsusb
Bus 001 Device 004: ID 0411:0089 BUFFALO INC. (formerly MelCo., Inc.) RUF-C/U2 Flash Drive

You can filter directly with lsusb -d 0411:0089, or get the full descriptor dump with lsusb -v -d 0411:0089. Kernel messages from dmesg show the same pair as idVendor=0411, idProduct=0089.

Windows

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

USB\VID_0411&PID_0089
USB\VID_0411&PID_0089&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0411&PID_0089"

macOS

$ system_profiler SPUSBDataType
    RUF-C/U2 Flash Drive:
      Product ID: 0x0089
      Vendor ID: 0x0411  (BUFFALO INC. (formerly MelCo., Inc.))

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.

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

0411  BUFFALO INC. (formerly MelCo., Inc.)
	0089  RUF-C/U2 Flash Drive

• 0411:0065 Python2 WDM Encoder
• 0411:0066 WLI-U2-KG54 WLAN
• 0411:0067 WLI-U2-KG54-AI WLAN
• 0411:006e LUA-U2-GT 10/100/1000 Ethernet Adapter
• 0411:008b Nintendo Wi-Fi
• 0411:0091 WLI-U2-KAMG54 Wireless LAN Adapter
• 0411:0092 WLI-U2-KAMG54 Bootloader
• 0411:0097 WLI-U2-KG54-BB

See all 61 devices from BUFFALO INC. (formerly MelCo., Inc.) →