05dc:a81d LJDTT16G [JumpDrive 16GB]

Lexar Media, Inc.

Vendor ID
05dc
Product ID
a81d
Combined
05dc:a81d
Decimal
1500:43037

What is this device?

This is the USB identifier for a LJDTT16G [JumpDrive 16GB] manufactured by Lexar Media, Inc.. The vendor ID 05dc is registered to Lexar Media, Inc. with the USB Implementers Forum, and a81d is the product ID that Lexar Media, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 05dc:a81d Lexar Media, Inc. LJDTT16G [JumpDrive 16GB].

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 05dc:a81d Lexar Media, Inc. LJDTT16G [JumpDrive 16GB]

You can filter directly with lsusb -d 05dc:a81d, or get the full descriptor dump with lsusb -v -d 05dc:a81d. Kernel messages from dmesg show the same pair as idVendor=05dc, idProduct=a81d.

Windows

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

USB\VID_05DC&PID_A81D
USB\VID_05DC&PID_A81D&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_05DC&PID_A81D"

macOS

$ system_profiler SPUSBDataType
    LJDTT16G [JumpDrive 16GB]:
      Product ID: 0xa81d
      Vendor ID: 0x05dc  (Lexar Media, Inc.)

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:

05dc  Lexar Media, Inc.
	a81d  LJDTT16G [JumpDrive 16GB]

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