0734:043a — DVS Audio

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

Linux

$ lsusb
Bus 001 Device 004: ID 0734:043a Lasat Communications A/S DVS Audio

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

Windows

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

USB\VID_0734&PID_043A
USB\VID_0734&PID_043A&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0734&PID_043A"

macOS

$ system_profiler SPUSBDataType
    DVS Audio:
      Product ID: 0x043a
      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
	043a  DVS Audio

• 0734:0001 560V Modem
• 0734:0002 Lasat 560V Modem
• 0734:043b 3DeMon USB Capture

See all 4 devices from Lasat Communications A/S →