2548:1001 — CEC Adapter

Pulse-Eight

Vendor ID: 2548
Product ID: 1001
Combined: 2548:1001
Decimal: 9544:4097

What is this device?

This is the USB identifier for a CEC Adapter manufactured by Pulse-Eight. The vendor ID 2548 is registered to Pulse-Eight with the USB Implementers Forum, and 1001 is the product ID that Pulse-Eight assigned to this particular model. When you run lsusb on Linux, this device appears as 2548:1001 Pulse-Eight CEC Adapter.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 2548:1001 Pulse-Eight CEC Adapter

You can filter directly with lsusb -d 2548:1001, or get the full descriptor dump with lsusb -v -d 2548:1001. Kernel messages from dmesg show the same pair as idVendor=2548, idProduct=1001.

Windows

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

USB\VID_2548&PID_1001
USB\VID_2548&PID_1001&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_2548&PID_1001"

macOS

$ system_profiler SPUSBDataType
    CEC Adapter:
      Product ID: 0x1001
      Vendor ID: 0x2548  (Pulse-Eight)

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:

2548  Pulse-Eight
	1001  CEC Adapter