29bd:4101 — Multi-touch Device
Silicon Works
- Vendor ID
- 29bd
- Product ID
- 4101
- Combined
- 29bd:4101
- Decimal
- 10685:16641
What is this device?
This is the USB identifier for a Multi-touch Device manufactured by Silicon Works. The vendor ID 29bd is registered to Silicon Works with the USB Implementers Forum, and 4101 is the product ID that Silicon Works assigned to this particular model. When you run lsusb on Linux, this device appears as 29bd:4101 Silicon Works Multi-touch Device.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 29bd:4101 Silicon Works Multi-touch Device
You can filter directly with lsusb -d 29bd:4101, or get the full descriptor dump with lsusb -v -d 29bd:4101. Kernel messages from dmesg show the same pair as idVendor=29bd, idProduct=4101.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_29BD&PID_4101 USB\VID_29BD&PID_4101&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_29BD&PID_4101"
macOS
$ system_profiler SPUSBDataType
Multi-touch Device:
Product ID: 0x4101
Vendor ID: 0x29bd (Silicon Works)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:
29bd Silicon Works 4101 Multi-touch Device