534d:6021 — VGA Display Adapter

This is the USB identifier for a VGA Display Adapter manufactured by MacroSilicon. The vendor ID 534d is registered to MacroSilicon with the USB Implementers Forum, and 6021 is the product ID that MacroSilicon assigned to this particular model. When you run lsusb on Linux, this device appears as 534d:6021 MacroSilicon VGA Display Adapter.

Linux

$ lsusb
Bus 001 Device 004: ID 534d:6021 MacroSilicon VGA Display Adapter

You can filter directly with lsusb -d 534d:6021, or get the full descriptor dump with lsusb -v -d 534d:6021. Kernel messages from dmesg show the same pair as idVendor=534d, idProduct=6021.

Windows

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

USB\VID_534D&PID_6021
USB\VID_534D&PID_6021&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_534D&PID_6021"

macOS

$ system_profiler SPUSBDataType
    VGA Display Adapter:
      Product ID: 0x6021
      Vendor ID: 0x534d  (MacroSilicon)

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:

534d  MacroSilicon
	6021  VGA Display Adapter

• 534d:0021 MS210x Video Grabber [EasierCAP]

See all 2 devices from MacroSilicon →