cace:0300 — AirPcap NX [Atheros AR9170+AR9104]

This is the USB identifier for a AirPcap NX [Atheros AR9170+AR9104] manufactured by CACE Technologies Inc.. The vendor ID cace is registered to CACE Technologies Inc. with the USB Implementers Forum, and 0300 is the product ID that CACE Technologies Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as cace:0300 CACE Technologies Inc. AirPcap NX [Atheros AR9170+AR9104].

Linux

$ lsusb
Bus 001 Device 004: ID cace:0300 CACE Technologies Inc. AirPcap NX [Atheros AR9170+AR9104]

You can filter directly with lsusb -d cace:0300, or get the full descriptor dump with lsusb -v -d cace:0300. Kernel messages from dmesg show the same pair as idVendor=cace, idProduct=0300.

Windows

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

USB\VID_CACE&PID_0300
USB\VID_CACE&PID_0300&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_CACE&PID_0300"

macOS

$ system_profiler SPUSBDataType
    AirPcap NX [Atheros AR9170+AR9104]:
      Product ID: 0x0300
      Vendor ID: 0xcace  (CACE Technologies Inc.)

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:

cace  CACE Technologies Inc.
	0300  AirPcap NX [Atheros AR9170+AR9104]

• cace:0002 AirPCAP Classic 802.11 packet capture adapter

See all 2 devices from CACE Technologies Inc. →