Holtek Semiconductor, Inc. — USB Vendor ID 1a81
Holtek Semiconductor, Inc. is a USB vendor registered under ID 1a81. Below are the 7 known USB devices published under this vendor ID in the upstream usb.ids database. Any device from this manufacturer will report 1a81 as the first half of its VID:PID pair, so if your system shows 1a81:???? the hardware was built by Holtek Semiconductor, Inc..
Devices under 1a81
| PID | Device name | Full ID |
|---|---|---|
| 1004 | Wireless Dongle 2.4 GHZ HT82D40REW | 1a81:1004 |
| 1701 | Wireless dongle | 1a81:1701 |
| 2004 | Keyboard | 1a81:2004 |
| 2203 | Laser Gaming mouse | 1a81:2203 |
| 2204 | Optical Mouse | 1a81:2204 |
| 2205 | Laser Mouse | 1a81:2205 |
| 4001 | Keyboard | 1a81:4001 |