25a7:fa61 — Elecom Co., Ltd MR-K013 Multicard Reader

This is the USB identifier for a Elecom Co., Ltd MR-K013 Multicard Reader manufactured by Areson Technology Corp. The vendor ID 25a7 is registered to Areson Technology Corp with the USB Implementers Forum, and fa61 is the product ID that Areson Technology Corp assigned to this particular model. When you run lsusb on Linux, this device appears as 25a7:fa61 Areson Technology Corp Elecom Co., Ltd MR-K013 Multicard Reader.

Linux

$ lsusb
Bus 001 Device 004: ID 25a7:fa61 Areson Technology Corp Elecom Co., Ltd MR-K013 Multicard Reader

You can filter directly with lsusb -d 25a7:fa61, or get the full descriptor dump with lsusb -v -d 25a7:fa61. Kernel messages from dmesg show the same pair as idVendor=25a7, idProduct=fa61.

Windows

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

USB\VID_25A7&PID_FA61
USB\VID_25A7&PID_FA61&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_25A7&PID_FA61"

macOS

$ system_profiler SPUSBDataType
    Elecom Co., Ltd MR-K013 Multicard Reader:
      Product ID: 0xfa61
      Vendor ID: 0x25a7  (Areson Technology Corp)

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:

25a7  Areson Technology Corp
	fa61  Elecom Co., Ltd MR-K013 Multicard Reader

• 25a7:2410 Laser mouse
• 25a7:fa23 2.4G Receiver

See all 3 devices from Areson Technology Corp →