048d:9503 — ITE it9503 feature-limited DVB-T transmission chip [ccHDtv]

This is the USB identifier for a ITE it9503 feature-limited DVB-T transmission chip [ccHDtv] manufactured by Integrated Technology Express, Inc.. The vendor ID 048d is registered to Integrated Technology Express, Inc. with the USB Implementers Forum, and 9503 is the product ID that Integrated Technology Express, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 048d:9503 Integrated Technology Express, Inc. ITE it9503 feature-limited DVB-T transmission chip [ccHDtv].

Linux

$ lsusb
Bus 001 Device 004: ID 048d:9503 Integrated Technology Express, Inc. ITE it9503 feature-limited DVB-T transmission chip [ccHDtv]

You can filter directly with lsusb -d 048d:9503, or get the full descriptor dump with lsusb -v -d 048d:9503. Kernel messages from dmesg show the same pair as idVendor=048d, idProduct=9503.

Windows

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

USB\VID_048D&PID_9503
USB\VID_048D&PID_9503&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_048D&PID_9503"

macOS

$ system_profiler SPUSBDataType
    ITE it9503 feature-limited DVB-T transmission chip [ccHDtv]:
      Product ID: 0x9503
      Vendor ID: 0x048d  (Integrated Technology Express, 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:

048d  Integrated Technology Express, Inc.
	9503  ITE it9503 feature-limited DVB-T transmission chip [ccHDtv]

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