1740:9603 — RTL8188S WLAN Adapter

Senao

Vendor ID: 1740
Product ID: 9603
Combined: 1740:9603
Decimal: 5952:38403

What is this device?

This is the USB identifier for a RTL8188S WLAN Adapter manufactured by Senao. The vendor ID 1740 is registered to Senao with the USB Implementers Forum, and 9603 is the product ID that Senao assigned to this particular model. When you run lsusb on Linux, this device appears as 1740:9603 Senao RTL8188S WLAN Adapter.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 1740:9603 Senao RTL8188S WLAN Adapter

You can filter directly with lsusb -d 1740:9603, or get the full descriptor dump with lsusb -v -d 1740:9603. Kernel messages from dmesg show the same pair as idVendor=1740, idProduct=9603.

Windows

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

USB\VID_1740&PID_9603
USB\VID_1740&PID_9603&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1740&PID_9603"

macOS

$ system_profiler SPUSBDataType
    RTL8188S WLAN Adapter:
      Product ID: 0x9603
      Vendor ID: 0x1740  (Senao)

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:

1740  Senao
	9603  RTL8188S WLAN Adapter

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