0734:043b — 3DeMon USB Capture

This is the USB identifier for a 3DeMon USB Capture manufactured by Lasat Communications A/S. The vendor ID 0734 is registered to Lasat Communications A/S with the USB Implementers Forum, and 043b is the product ID that Lasat Communications A/S assigned to this particular model. When you run lsusb on Linux, this device appears as 0734:043b Lasat Communications A/S 3DeMon USB Capture.

Linux

$ lsusb
Bus 001 Device 004: ID 0734:043b Lasat Communications A/S 3DeMon USB Capture

You can filter directly with lsusb -d 0734:043b, or get the full descriptor dump with lsusb -v -d 0734:043b. Kernel messages from dmesg show the same pair as idVendor=0734, idProduct=043b.

Windows

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

USB\VID_0734&PID_043B
USB\VID_0734&PID_043B&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0734&PID_043B"

macOS

$ system_profiler SPUSBDataType
    3DeMon USB Capture:
      Product ID: 0x043b
      Vendor ID: 0x0734  (Lasat Communications A/S)

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:

0734  Lasat Communications A/S
	043b  3DeMon USB Capture

• 0734:0001 560V Modem
• 0734:0002 Lasat 560V Modem
• 0734:043a DVS Audio

See all 4 devices from Lasat Communications A/S →