0421:03c1 — C7-00 (Media transfer mode)
Nokia Mobile Phones
- Vendor ID
- 0421
- Product ID
- 03c1
- Combined
- 0421:03c1
- Decimal
- 1057:961
What is this device?
This is the USB identifier for a C7-00 (Media transfer mode) manufactured by Nokia Mobile Phones. The vendor ID 0421 is registered to Nokia Mobile Phones with the USB Implementers Forum, and 03c1 is the product ID that Nokia Mobile Phones assigned to this particular model. When you run lsusb on Linux, this device appears as 0421:03c1 Nokia Mobile Phones C7-00 (Media transfer mode).
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 0421:03c1 Nokia Mobile Phones C7-00 (Media transfer mode)
You can filter directly with lsusb -d 0421:03c1, or get the full descriptor dump with lsusb -v -d 0421:03c1. Kernel messages from dmesg show the same pair as idVendor=0421, idProduct=03c1.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_0421&PID_03C1 USB\VID_0421&PID_03C1&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0421&PID_03C1"
macOS
$ system_profiler SPUSBDataType
C7-00 (Media transfer mode):
Product ID: 0x03c1
Vendor ID: 0x0421 (Nokia Mobile Phones)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:
0421 Nokia Mobile Phones 03c1 C7-00 (Media transfer mode)