04e7:0020 — Touchscreen Interface (2700) (Elo TouchSystems)

What is this device?

This is the USB identifier for a Touchscreen Interface (2700) manufactured by Elo TouchSystems. The vendor ID 04e7 is registered to Elo TouchSystems with the USB Implementers Forum, and 0020 is the product ID that Elo TouchSystems assigned to this particular model. When you run lsusb on Linux, this device appears as 04e7:0020 Elo TouchSystems Touchscreen Interface (2700).

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 04e7:0020 Elo TouchSystems Touchscreen Interface (2700)

You can filter directly with lsusb -d 04e7:0020, or get the full descriptor dump with lsusb -v -d 04e7:0020. Kernel messages from dmesg show the same pair as idVendor=04e7, idProduct=0020.

Windows

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

USB\VID_04E7&PID_0020
USB\VID_04E7&PID_0020&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04E7&PID_0020"

macOS

$ system_profiler SPUSBDataType
    Touchscreen Interface (2700):
      Product ID: 0x0020
      Vendor ID: 0x04e7  (Elo TouchSystems)

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:

04e7  Elo TouchSystems
	0020  Touchscreen Interface (2700)

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