Logitech QuickCam Pro 4000 Driver and Software Download - Downloads Logitech-QuickCam-Pro-4000-Logi-Options-Plus-Installer-for-Windows-64-bit.zipDownloadLogitech-QuickCam-Pro-4000-Logi-Options-Plus-Installer-for-Windows-32-bit.zipDownloadLogitech-QuickCam-Pro-4000-Logi-Options-Plus-Installer-for-Mac.zipDownload