0411:0157 — External Hard Drive HD-PEU2 (BUFFALO INC. (formerly MelCo., Inc.))

What is this device?

This is the USB identifier for a External Hard Drive HD-PEU2 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 0157 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 0411:0157 BUFFALO INC. (formerly MelCo., Inc.) External Hard Drive HD-PEU2.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 0411:0157 BUFFALO INC. (formerly MelCo., Inc.) External Hard Drive HD-PEU2

You can filter directly with lsusb -d 0411:0157, or get the full descriptor dump with lsusb -v -d 0411:0157. Kernel messages from dmesg show the same pair as idVendor=0411, idProduct=0157.

Windows

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

USB\VID_0411&PID_0157
USB\VID_0411&PID_0157&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0411&PID_0157"

macOS

$ system_profiler SPUSBDataType
    External Hard Drive HD-PEU2:
      Product ID: 0x0157
      Vendor ID: 0x0411  (BUFFALO INC. (formerly MelCo., Inc.))

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:

0411  BUFFALO INC. (formerly MelCo., Inc.)
	0157  External Hard Drive HD-PEU2

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