USB\VID_09DA or USB Vendor ID 09DA recognizes A4Tech as the USB Vendor and manufacturer of devices listed below. A4Tech address is 6F, No. 108, Min-Chuan Rd., Hsin-Tien City, New Taipei City, Taiwan (R.O.C.). A4Tech website is http://www.a4tech.com/.
| Vendor Id | Vendor Name | Device Id | Device Name | Type | |
|---|---|---|---|---|---|
| 09DA | A4Tech | 0006 | Optical Mouse WOP-35 / Trust 450L Optical Mouse | USB | |
| 09DA | A4Tech | 000A | Optical Mouse Opto 510D / OP-620D | USB | |
| 09DA | A4Tech | 000E | X-F710F Optical Mouse 3xFire Gaming Mouse | USB | |
| 09DA | A4Tech | 0018 | Trust Human Interface Device | USB | |
| 09DA | A4Tech | 001A | Wireless Mouse & RXM-15 Receiver | USB | |
| 09DA | A4Tech | 002A | Wireless Optical Mouse NB-30 | USB | |
| 09DA | A4Tech | 022B | Wireless Mouse (Battery Free) | USB | |
| 09DA | A4Tech | 024F | RF Receiver and G6-20D Wireless Optical Mouse | USB | |
| 09DA | A4Tech | 0260 | KV-300H Isolation Keyboard | USB | |
| 09DA | A4Tech | 032B | Wireless Mouse (Battery Free) | USB | |
| 09DA | A4Tech | 09DA | Bloody V8 Mouse | USB | |
| 09DA | A4Tech | 1068 | Bloody A90 Mouse | USB | |
| 09DA | A4Tech | 112C | Bloody V5 Mouse | USB | |
| 09DA | A4Tech | 3A60 | Bloody V8M Core 2 Mouse | USB | |
| 09DA | A4Tech | 8090 | X-718BK Oscar Optical Gaming Mouse | USB | |
| 09DA | A4Tech | 9033 | X-718BK Optical Mouse | USB | |
| 09DA | A4Tech | 9066 | F3 V-Track Gaming Mouse | USB | |
| 09DA | A4Tech | 9090 | XL-730K / XL-750BK / XL-755BK Mice | USB | |
| 09DA | A4Tech | F613 | Bloody V7M Mouse | USB | |
| 09DA | A4Tech | 0103 | Oscar X-710BK Gaming Mouse | USB | |
| 09DA | A4Tech | 2268 | Keyboard (FK11) | USB | |
| 09DA | A4Tech | 2690 | PK-635G | USB | |
| 09DA | A4Tech | F6CC | B314 Light Strike Gaming Keyboard | USB | |
| 09DA | A4Tech | FA44 | B930 Light Strike RGB Mechanical Gaming Keyboard | USB | |