157e:300c — TEW-429UF A1 802.11bg Wireless Adapter [ZyDAS ZD1211B] (TRENDnet)

What is this device?

This is the USB identifier for a TEW-429UF A1 802.11bg Wireless Adapter [ZyDAS ZD1211B] manufactured by TRENDnet. The vendor ID 157e is registered to TRENDnet with the USB Implementers Forum, and 300c is the product ID that TRENDnet assigned to this particular model. When you run lsusb on Linux, this device appears as 157e:300c TRENDnet TEW-429UF A1 802.11bg Wireless Adapter [ZyDAS ZD1211B].

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 157e:300c TRENDnet TEW-429UF A1 802.11bg Wireless Adapter [ZyDAS ZD1211B]

You can filter directly with lsusb -d 157e:300c, or get the full descriptor dump with lsusb -v -d 157e:300c. Kernel messages from dmesg show the same pair as idVendor=157e, idProduct=300c.

Windows

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

USB\VID_157E&PID_300C
USB\VID_157E&PID_300C&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_157E&PID_300C"

macOS

$ system_profiler SPUSBDataType
    TEW-429UF A1 802.11bg Wireless Adapter [ZyDAS ZD1211B]:
      Product ID: 0x300c
      Vendor ID: 0x157e  (TRENDnet)

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:

157e  TRENDnet
	300c  TEW-429UF A1 802.11bg Wireless Adapter [ZyDAS ZD1211B]

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