IBM USB-to-Serial Comm Port (COM4) for 650M driver [sp78809.exe]
IBM USB-to-Serial Comm Port (COM4) Driver for Windows Vista/7/8/10 32-bit and 64-bit. Keep your PC sounding crisp and clear.| Driver name | IBM USB-to-Serial Comm Port (COM4) |
| Version | 2.0.0.26 |
| Date | 2004-06-25 |
| Win 32 Support | 2K,XP,2K3,VISTA,WIN7,WIN8,WIN10 |
| Win 64 Support | XP,VISTA,WIN7,WIN8,WIN10 |
| Filename | sp78809.exe (3.2 MB) |