08bd:1100 — X1-USB Floppy

Citizen Watch Co., Ltd

Vendor ID: 08bd
Product ID: 1100
Combined: 08bd:1100
Decimal: 2237:4352

What is this device?

This is the USB identifier for a X1-USB Floppy manufactured by Citizen Watch Co., Ltd. The vendor ID 08bd is registered to Citizen Watch Co., Ltd with the USB Implementers Forum, and 1100 is the product ID that Citizen Watch Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 08bd:1100 Citizen Watch Co., Ltd X1-USB Floppy.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 08bd:1100 Citizen Watch Co., Ltd X1-USB Floppy

You can filter directly with lsusb -d 08bd:1100, or get the full descriptor dump with lsusb -v -d 08bd:1100. Kernel messages from dmesg show the same pair as idVendor=08bd, idProduct=1100.

Windows

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

USB\VID_08BD&PID_1100
USB\VID_08BD&PID_1100&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_08BD&PID_1100"

macOS

$ system_profiler SPUSBDataType
    X1-USB Floppy:
      Product ID: 0x1100
      Vendor ID: 0x08bd  (Citizen Watch Co., 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:

08bd  Citizen Watch Co., Ltd
	1100  X1-USB Floppy