1183:4008 — 56k FaxModem

This is the USB identifier for a 56k FaxModem manufactured by Compaq Computer Corp. [hex] (Digital Dream ??). The vendor ID 1183 is registered to Compaq Computer Corp. [hex] (Digital Dream ??) with the USB Implementers Forum, and 4008 is the product ID that Compaq Computer Corp. [hex] (Digital Dream ??) assigned to this particular model. When you run lsusb on Linux, this device appears as 1183:4008 Compaq Computer Corp. [hex] (Digital Dream ??) 56k FaxModem.

Linux

$ lsusb
Bus 001 Device 004: ID 1183:4008 Compaq Computer Corp. [hex] (Digital Dream ??) 56k FaxModem

You can filter directly with lsusb -d 1183:4008, or get the full descriptor dump with lsusb -v -d 1183:4008. Kernel messages from dmesg show the same pair as idVendor=1183, idProduct=4008.

Windows

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

USB\VID_1183&PID_4008
USB\VID_1183&PID_4008&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1183&PID_4008"

macOS

$ system_profiler SPUSBDataType
    56k FaxModem:
      Product ID: 0x4008
      Vendor ID: 0x1183  (Compaq Computer Corp. [hex] (Digital Dream ??))

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:

1183  Compaq Computer Corp. [hex] (Digital Dream ??)
	4008  56k FaxModem

• 1183:0001 DigitalDream l'espion XS
• 1183:19c7 ISDN TA
• 1183:504a PJB-100 Personal Jukebox

See all 4 devices from Compaq Computer Corp. [hex] (Digital Dream ??) →