04e6:5115 — SCR335 SmartCard Reader

SCM Microsystems, Inc.

Vendor ID: 04e6
Product ID: 5115
Combined: 04e6:5115
Decimal: 1254:20757

What is this device?

This is the USB identifier for a SCR335 SmartCard Reader manufactured by SCM Microsystems, Inc.. The vendor ID 04e6 is registered to SCM Microsystems, Inc. with the USB Implementers Forum, and 5115 is the product ID that SCM Microsystems, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 04e6:5115 SCM Microsystems, Inc. SCR335 SmartCard Reader.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 04e6:5115 SCM Microsystems, Inc. SCR335 SmartCard Reader

You can filter directly with lsusb -d 04e6:5115, or get the full descriptor dump with lsusb -v -d 04e6:5115. Kernel messages from dmesg show the same pair as idVendor=04e6, idProduct=5115.

Windows

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

USB\VID_04E6&PID_5115
USB\VID_04E6&PID_5115&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04E6&PID_5115"

macOS

$ system_profiler SPUSBDataType
    SCR335 SmartCard Reader:
      Product ID: 0x5115
      Vendor ID: 0x04e6  (SCM Microsystems, 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.

Raw usb.ids entry

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

04e6  SCM Microsystems, Inc.
	5115  SCR335 SmartCard Reader

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