Targus 17 Key USB Keypad met Calculator vs Trust Keyboard Power Plus

Comparison of 17 Key USB Keypad met Calculator, Keyboard Power Plus

12 specifications	A Targus 17 Key USB Keypad met CalculatorView product	B Trust Keyboard Power PlusView product
Featuresidentical
Cable lengthKnown for one	900 m	—Unknown — not stated by the source
System requirements1 differ
Minimum system requirementsDiffers	USB v1.1 compliant port	Computer with PS/2 keyboard connector Windows for special function keys PC supporting ACPI for use power management keys
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	—Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	—Unknown — not stated by the source
Weight & dimensionsidentical
Keyboard weightKnown for one	160 g	—Unknown — not stated by the source
Keyboard dimensions (WxDxH)Known for one	—Unknown — not stated by the source	445 x 159 x 25 mm
Other features1 differ
Compatible operating systemsKnown for one	Windows 98/2000/Me/XP	—Unknown — not stated by the source
I/O portsDiffers	USB v1.1	PS/2
CompatibilityKnown for one	—Unknown — not stated by the source	Suitable for all computers with PS/2 connection
Keyboardidentical
Connectivity technologyKnown for one	—Unknown — not stated by the source	Wireless
Device interfaceKnown for one	—Unknown — not stated by the source	RF Wireless
Keyboard number of keysKnown for one	—Unknown — not stated by the source	104

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.