04a9:1055 BJC-85

Canon, Inc.

Vendor ID
04a9
Product ID
1055
Combined
04a9:1055
Decimal
1193:4181

What is this device?

This is the USB identifier for a BJC-85 manufactured by Canon, Inc.. The vendor ID 04a9 is registered to Canon, Inc. with the USB Implementers Forum, and 1055 is the product ID that Canon, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 04a9:1055 Canon, Inc. BJC-85.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 04a9:1055 Canon, Inc. BJC-85

You can filter directly with lsusb -d 04a9:1055, or get the full descriptor dump with lsusb -v -d 04a9:1055. Kernel messages from dmesg show the same pair as idVendor=04a9, idProduct=1055.

Windows

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

USB\VID_04A9&PID_1055
USB\VID_04A9&PID_1055&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04A9&PID_1055"

macOS

$ system_profiler SPUSBDataType
    BJC-85:
      Product ID: 0x1055
      Vendor ID: 0x04a9  (Canon, 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. Canon, Inc. official support →

Raw usb.ids entry

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

04a9  Canon, Inc.
	1055  BJC-85

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