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USB Diagnostics Port FFF1 (COM20) for 4250s driver [Setup.zip]

USB Diagnostics Port FFF1 (COM20) Driver for Windows Vista/7/8/10 32-bit and 64-bit. Keep your PC sounding crisp and clear.
Driver nameUSB Diagnostics Port FFF1 (COM20)
Version2.2.0.4
Date2013-10-10
Win 32 Support2K,XP,2K3,VISTA,WIN7
Win 64 SupportXP,VISTA,WIN7
FilenameSetup.zip (7.6 MB)