05a7:4003 — Bluetooth Headset Series 2 in DFU mode

Bose Corp.

Vendor ID: 05a7
Product ID: 4003
Combined: 05a7:4003
Decimal: 1447:16387

What is this device?

This is the USB identifier for a Bluetooth Headset Series 2 in DFU mode manufactured by Bose Corp.. The vendor ID 05a7 is registered to Bose Corp. with the USB Implementers Forum, and 4003 is the product ID that Bose Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 05a7:4003 Bose Corp. Bluetooth Headset Series 2 in DFU mode.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 05a7:4003 Bose Corp. Bluetooth Headset Series 2 in DFU mode

You can filter directly with lsusb -d 05a7:4003, or get the full descriptor dump with lsusb -v -d 05a7:4003. Kernel messages from dmesg show the same pair as idVendor=05a7, idProduct=4003.

Windows

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

USB\VID_05A7&PID_4003
USB\VID_05A7&PID_4003&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_05A7&PID_4003"

macOS

$ system_profiler SPUSBDataType
    Bluetooth Headset Series 2 in DFU mode:
      Product ID: 0x4003
      Vendor ID: 0x05a7  (Bose Corp.)

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:

05a7  Bose Corp.
	4003  Bluetooth Headset Series 2 in DFU mode

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