18ec:3118 USB to IrDA adapter [ARK3116T]

Arkmicro Technologies Inc.

Vendor ID
18ec
Product ID
3118
Combined
18ec:3118
Decimal
6380:12568

What is this device?

This is the USB identifier for a USB to IrDA adapter [ARK3116T] manufactured by Arkmicro Technologies Inc.. The vendor ID 18ec is registered to Arkmicro Technologies Inc. with the USB Implementers Forum, and 3118 is the product ID that Arkmicro Technologies Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 18ec:3118 Arkmicro Technologies Inc. USB to IrDA adapter [ARK3116T].

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 18ec:3118 Arkmicro Technologies Inc. USB to IrDA adapter [ARK3116T]

You can filter directly with lsusb -d 18ec:3118, or get the full descriptor dump with lsusb -v -d 18ec:3118. Kernel messages from dmesg show the same pair as idVendor=18ec, idProduct=3118.

Windows

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

USB\VID_18EC&PID_3118
USB\VID_18EC&PID_3118&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_18EC&PID_3118"

macOS

$ system_profiler SPUSBDataType
    USB to IrDA adapter [ARK3116T]:
      Product ID: 0x3118
      Vendor ID: 0x18ec  (Arkmicro Technologies 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:

18ec  Arkmicro Technologies Inc.
	3118  USB to IrDA adapter [ARK3116T]

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