WCH PCI Express-SERIAL (COM4) for OptiPlex 9020 driver [CH38XDRV.zip]
WCH PCI Express-SERIAL (COM4) Driver for Windows Vista/7/8/10 32-bit and 64-bit. Keep your PC sounding crisp and clear.| Driver name | WCH PCI Express-SERIAL (COM4) |
| Version | 1.2.2013.5 |
| Date | 2013-05-11 |
| Win 32 Support | 2K,XP,2K3,VISTA,WIN7,WIN8 |
| Win 64 Support | XP,VISTA,WIN7,WIN8 |
| Filename | CH38XDRV.zip (2.61 MB) |