046d:c51a — MX Revolution/G7 Cordless Mouse

Logitech, Inc.

Vendor ID: 046d
Product ID: c51a
Combined: 046d:c51a
Decimal: 1133:50458

What is this device?

This is the USB identifier for a MX Revolution/G7 Cordless Mouse manufactured by Logitech, Inc.. The vendor ID 046d is registered to Logitech, Inc. with the USB Implementers Forum, and c51a is the product ID that Logitech, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 046d:c51a Logitech, Inc. MX Revolution/G7 Cordless Mouse.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 046d:c51a Logitech, Inc. MX Revolution/G7 Cordless Mouse

You can filter directly with lsusb -d 046d:c51a, or get the full descriptor dump with lsusb -v -d 046d:c51a. Kernel messages from dmesg show the same pair as idVendor=046d, idProduct=c51a.

Windows

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

USB\VID_046D&PID_C51A
USB\VID_046D&PID_C51A&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_046D&PID_C51A"

macOS

$ system_profiler SPUSBDataType
    MX Revolution/G7 Cordless Mouse:
      Product ID: 0xc51a
      Vendor ID: 0x046d  (Logitech, 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. Logitech, Inc. official support →

Raw usb.ids entry

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

046d  Logitech, Inc.
	c51a  MX Revolution/G7 Cordless Mouse

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