Device USB devices Manufacturer Z-TEK Model No. ZE551A Interface/port(s) USB Type A - usb 2.0 RS-232 (DB9) Operating System(s) Windows 11 x64 Windows 10 x64 Windows 10 x86 Windows 8.1 64bit Windows 8.1 32bit Windows 8 64bit Windows 8 32bit Windows 7 64bit Windows 7 32bit Windows Vista x64 Windows Vista x86 Windows XP x64 Edition Windows XP 32bit Windows 2000 Windows Server 2008 Windows Server 2008 R2 Windows 2003 Server Windows Server 2012 R2 This driver is for the Z-TEK ZE551A USB to Serial cable Support is for Windows XP/Vista/7/8/10 32 & 64 bit. Drivers: FTDI USB to Serial Driver (FTDI chipset) Windows 11/10/8.1/8/7 FTDI USB to Serial Drivers (Windows 11/10 arm64) HWID(s) FTDIBUS\COMPORT&VID_0403&PID_6001 FTDIBUS\COMPORT&VID_0403&PID_6010 FTDIBUS\COMPORT&VID_0403&PID_6011 FTDIBUS\COMPORT&VID_0403&PID_6014 FTDIBUS\COMPORT&VID_0403&PID_6015 FTDIBUS\COMPORT&VID_0403&PID_6031 FTDIBUS\COMPORT&VID_0403&PID_0000