The USB device ID identifies a Flash Disk or USB Mass Storage Device . Device Identification
The keyword "top" in your search ("...vid 1e3d pid 198a top") might refer to a few things: usb device id vid 1e3d pid 198a top
The term "top" in your search query likely refers to the device's popularity in the Indian telecom market or perhaps the physical placement of the device (as it is often a small, portable "top-up" style connectivity device). The USB device ID identifies a Flash Disk
The single most common report you'll find regarding VID 1E3D/PID 198A is a frustrating one: the drive is detected by the computer, shows a drive letter, but when you try to open it, you get an error saying or "No Media" , showing 0 bytes of available space. shows a drive letter