Usb Vid-214b Amp-pid-7250 Amp-rev-0100 [best] 🎯 Works 100%

The hardware ID USB\VID_214B&PID_7250&REV_0100 identifies a Generic USB 2.0 Hub produced by Huasheng Electronics (also associated with Ameco Technologies (Shenzhen) Co., Ltd.). This specific chipset is commonly found in budget-friendly 4-port USB hubs and multi-device switches. Device Identification

In the Power Management tab of the device's properties.
Uncheck the box that says "Allow this device to wake the computer".
This prevents the hub from signaling the CPU to wake up whenever a connected device (like a mouse or a loose internal cable) jitters.

Checked Windows Device Manager → shows as “Unknown Device” with error 43
Tried Linux lsusb → identifies only VID/PID, no string description
Attempted generic drivers (CDC ACM, WinUSB, libusb) – no success yet

Decoding the Matrix: What VID, PID, and REV Mean

Before solving the problem, you must understand the anatomy of a USB Hardware ID.

USB 2.0 External DVD/CD Writer (Most Likely) – A slim, external optical drive.
USB to SATA Bridge Controller – An adapter used inside external hard drive enclosures.
Multi-format Card Reader – A built-in or external SD/MMC/MS card reader.

Review: USB device "VID_214B PID_7250 REV_0100"

This device ID string — USB VID_214B PID_7250 REV_0100 — identifies a specific USB product and revision. Below I review what that identifier implies, how to interpret and troubleshoot it, and practical examples of real-world workflows for users and developers interacting with such a device.