Shuttle PC22 card reader USB 2.0 vs Shuttle PC22 USB

Comparison of PC22, PC22 USB

6 specifications	A Shuttle PC22 card reader USB 2.0 Model PC22 View product	B Shuttle PC22 USBView product
Performanceidentical
Compatible memory cards	MiniSD, MS Duo, MS PRO, MS PRO Duo	MiniSD, MS Duo, MS PRO, MS PRO Duo
Ports & interfacesidentical
Interface	USB 2.0	USB 2.0
Data transmissionidentical
Write speed	480 MB/s	480 MB/s
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
System requirements1 differ
Compatible operating systemsDiffers	Windows 2000/XP/later	Windows 2000/XP

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.