0803:5241 — Cable Modem
Zoom Telephonics, Inc.
- Vendor ID
- 0803
- Product ID
- 5241
- Combined
- 0803:5241
- Decimal
- 2051:21057
What is this device?
This is the USB identifier for a Cable Modem manufactured by Zoom Telephonics, Inc.. The vendor ID 0803 is registered to Zoom Telephonics, Inc. with the USB Implementers Forum, and 5241 is the product ID that Zoom Telephonics, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 0803:5241 Zoom Telephonics, Inc. Cable Modem.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 0803:5241 Zoom Telephonics, Inc. Cable Modem
You can filter directly with lsusb -d 0803:5241, or get the full descriptor dump with lsusb -v -d 0803:5241. Kernel messages from dmesg show the same pair as idVendor=0803, idProduct=5241.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_0803&PID_5241 USB\VID_0803&PID_5241&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0803&PID_5241"
macOS
$ system_profiler SPUSBDataType
Cable Modem:
Product ID: 0x5241
Vendor ID: 0x0803 (Zoom Telephonics, 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:
0803 Zoom Telephonics, Inc. 5241 Cable Modem