Peripherals duplication?

On 32-bit Win XP SP3, Speccy 1.07.205 shows many more peripherals than I have, mostly as a result (I guess) of reading the way that Windows holds the info. For example, here's the mouse and keyboard entries:

Peripherals
	Logitech PS/2 Keyboard
		Device Kind	Keyboard
		Device Name	Logitech PS/2 Keyboard
		Location	plugged into keyboard port
			Driver
				Date	5-10-2006
				Version	3.0.0.0
				File	C:\WINXP\system32\DRIVERS\i8042prt.sys
				File	C:\WINXP\system32\DRIVERS\kbdclass.sys
				File	C:\WINXP\system32\DRIVERS\L8042Kbd.sys
	HID Keyboard Device
		Device Kind	Keyboard
		Device Name	HID Keyboard Device
		Vendor	Logitech
		Location	Location 0
			Driver
				Date	7-1-2001
				Version	5.1.2600.5512
				File	C:\WINXP\system32\DRIVERS\kbdhid.sys
				File	C:\WINXP\system32\DRIVERS\kbdclass.sys
	Logitech-compatible Mouse PS/2
		Device Kind	Mouse
		Device Name	Logitech-compatible Mouse PS/2
		Location	plugged into PS/2 mouse port
			Driver
				Date	5-10-2006
				Version	3.0.0.0
				File	C:\WINXP\system32\DRIVERS\i8042prt.sys
				File	C:\WINXP\system32\DRIVERS\mouclass.sys
				File	C:\WINXP\system32\DRIVERS\L8042mou.Sys
				File	C:\WINXP\system32\DRIVERS\LMouKE.Sys
				File	C:\WINXP\KHALMNPR.Exe
	Logitech HID-compliant Optical Wheel Mouse
		Device Kind	Mouse
		Device Name	Logitech HID-compliant Optical Wheel Mouse
		Vendor	Logitech
		Location	Location 0
			Driver
				Date	5-10-2006
				Version	3.0.0.0
				File	C:\WINXP\system32\DRIVERS\mouhid.sys
				File	C:\WINXP\system32\DRIVERS\mouclass.sys
				File	C:\WINXP\system32\DRIVERS\LHidKE.Sys
				File	C:\WINXP\system32\DRIVERS\LMouKE.Sys
				File	C:\WINXP\KHALMNPR.Exe
	HID-compliant mouse
		Device Kind	Mouse
		Device Name	HID-compliant mouse
		Vendor	Logitech
		Location	Location 0
			Driver
				Date	7-1-2001
				Version	5.1.2600.0
				File	C:\WINXP\system32\DRIVERS\mouclass.sys
				File	C:\WINXP\system32\DRIVERS\mouhid.sys

Both of these are USB devices, there's nothing plugged into the PS/2 ports, so I'm puzzled as to why these should show up... Any thoughts as to whether this will be fixed or fixable?

Thanks in advance,

Chris M

Try starting the computer in safe mode

now open device manager and delete the non-existant hardware