0e55:110b — MS3303H USB-to-Serial Bridge

This is the USB identifier for a MS3303H USB-to-Serial Bridge manufactured by Speed Dragon Multimedia, Ltd. The vendor ID 0e55 is registered to Speed Dragon Multimedia, Ltd with the USB Implementers Forum, and 110b is the product ID that Speed Dragon Multimedia, Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 0e55:110b Speed Dragon Multimedia, Ltd MS3303H USB-to-Serial Bridge.

Linux

$ lsusb
Bus 001 Device 004: ID 0e55:110b Speed Dragon Multimedia, Ltd MS3303H USB-to-Serial Bridge

You can filter directly with lsusb -d 0e55:110b, or get the full descriptor dump with lsusb -v -d 0e55:110b. Kernel messages from dmesg show the same pair as idVendor=0e55, idProduct=110b.

Windows

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

USB\VID_0E55&PID_110B
USB\VID_0E55&PID_110B&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0E55&PID_110B"

macOS

$ system_profiler SPUSBDataType
    MS3303H USB-to-Serial Bridge:
      Product ID: 0x110b
      Vendor ID: 0x0e55  (Speed Dragon Multimedia, Ltd)

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:

0e55  Speed Dragon Multimedia, Ltd
	110b  MS3303H USB-to-Serial Bridge

• 0e55:110a Tanic S110-SG1 + ISSC IS1002N [Slow Infra-Red (SIR) & Bluetooth 1.2 (Class 2) Adapter]

See all 2 devices from Speed Dragon Multimedia, Ltd →