0da4:0001 — Interface

This is the USB identifier for a Interface manufactured by Polar Electro Oy. The vendor ID 0da4 is registered to Polar Electro Oy with the USB Implementers Forum, and 0001 is the product ID that Polar Electro Oy assigned to this particular model. When you run lsusb on Linux, this device appears as 0da4:0001 Polar Electro Oy Interface.

Linux

$ lsusb
Bus 001 Device 004: ID 0da4:0001 Polar Electro Oy Interface

You can filter directly with lsusb -d 0da4:0001, or get the full descriptor dump with lsusb -v -d 0da4:0001. Kernel messages from dmesg show the same pair as idVendor=0da4, idProduct=0001.

Windows

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

USB\VID_0DA4&PID_0001
USB\VID_0DA4&PID_0001&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0DA4&PID_0001"

macOS

$ system_profiler SPUSBDataType
    Interface:
      Product ID: 0x0001
      Vendor ID: 0x0da4  (Polar Electro Oy)

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:

0da4  Polar Electro Oy
	0001  Interface

• 0da4:0003 FlowLink
• 0da4:0008 Loop

See all 3 devices from Polar Electro Oy →