1557:7720 — model 01+ Ethernet
OQO
- Vendor ID
- 1557
- Product ID
- 7720
- Combined
- 1557:7720
- Decimal
- 5463:30496
What is this device?
This is the USB identifier for a model 01+ Ethernet manufactured by OQO. The vendor ID 1557 is registered to OQO with the USB Implementers Forum, and 7720 is the product ID that OQO assigned to this particular model. When you run lsusb on Linux, this device appears as 1557:7720 OQO model 01+ Ethernet.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 1557:7720 OQO model 01+ Ethernet
You can filter directly with lsusb -d 1557:7720, or get the full descriptor dump with lsusb -v -d 1557:7720. Kernel messages from dmesg show the same pair as idVendor=1557, idProduct=7720.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_1557&PID_7720 USB\VID_1557&PID_7720&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1557&PID_7720"
macOS
$ system_profiler SPUSBDataType
model 01+ Ethernet:
Product ID: 0x7720
Vendor ID: 0x1557 (OQO)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:
1557 OQO 7720 model 01+ Ethernet