16d8:5533 — CCU-550 CDMA EV-DO modem
CMOTECH Co., Ltd.
- Vendor ID
- 16d8
- Product ID
- 5533
- Combined
- 16d8:5533
- Decimal
- 5848:21811
What is this device?
This is the USB identifier for a CCU-550 CDMA EV-DO modem manufactured by CMOTECH Co., Ltd.. The vendor ID 16d8 is registered to CMOTECH Co., Ltd. with the USB Implementers Forum, and 5533 is the product ID that CMOTECH Co., Ltd. assigned to this particular model. When you run lsusb on Linux, this device appears as 16d8:5533 CMOTECH Co., Ltd. CCU-550 CDMA EV-DO modem.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 16d8:5533 CMOTECH Co., Ltd. CCU-550 CDMA EV-DO modem
You can filter directly with lsusb -d 16d8:5533, or get the full descriptor dump with lsusb -v -d 16d8:5533. Kernel messages from dmesg show the same pair as idVendor=16d8, idProduct=5533.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_16D8&PID_5533 USB\VID_16D8&PID_5533&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_16D8&PID_5533"
macOS
$ system_profiler SPUSBDataType
CCU-550 CDMA EV-DO modem:
Product ID: 0x5533
Vendor ID: 0x16d8 (CMOTECH Co., Ltd.)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:
16d8 CMOTECH Co., Ltd. 5533 CCU-550 CDMA EV-DO modem