04f9:03bc MFC-L2700DN

Brother Industries, Ltd

Vendor ID
04f9
Product ID
03bc
Combined
04f9:03bc
Decimal
1273:956

What is this device?

This is the USB identifier for a MFC-L2700DN manufactured by Brother Industries, Ltd. The vendor ID 04f9 is registered to Brother Industries, Ltd with the USB Implementers Forum, and 03bc is the product ID that Brother Industries, Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 04f9:03bc Brother Industries, Ltd MFC-L2700DN.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 04f9:03bc Brother Industries, Ltd MFC-L2700DN

You can filter directly with lsusb -d 04f9:03bc, or get the full descriptor dump with lsusb -v -d 04f9:03bc. Kernel messages from dmesg show the same pair as idVendor=04f9, idProduct=03bc.

Windows

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

USB\VID_04F9&PID_03BC
USB\VID_04F9&PID_03BC&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04F9&PID_03BC"

macOS

$ system_profiler SPUSBDataType
    MFC-L2700DN:
      Product ID: 0x03bc
      Vendor ID: 0x04f9  (Brother Industries, 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:

04f9  Brother Industries, Ltd
	03bc  MFC-L2700DN

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