09ef:0101 MD-Port DG2 MiniDisc Interface

Xitel

Vendor ID
09ef
Product ID
0101
Combined
09ef:0101
Decimal
2543:257

What is this device?

This is the USB identifier for a MD-Port DG2 MiniDisc Interface manufactured by Xitel. The vendor ID 09ef is registered to Xitel with the USB Implementers Forum, and 0101 is the product ID that Xitel assigned to this particular model. When you run lsusb on Linux, this device appears as 09ef:0101 Xitel MD-Port DG2 MiniDisc Interface.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 09ef:0101 Xitel MD-Port DG2 MiniDisc Interface

You can filter directly with lsusb -d 09ef:0101, or get the full descriptor dump with lsusb -v -d 09ef:0101. Kernel messages from dmesg show the same pair as idVendor=09ef, idProduct=0101.

Windows

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

USB\VID_09EF&PID_0101
USB\VID_09EF&PID_0101&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_09EF&PID_0101"

macOS

$ system_profiler SPUSBDataType
    MD-Port DG2 MiniDisc Interface:
      Product ID: 0x0101
      Vendor ID: 0x09ef  (Xitel)

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:

09ef  Xitel
	0101  MD-Port DG2 MiniDisc Interface

More from Xitel