![](/images/backgrounds/116716/116716-206x1.png)
Features
Enables two (US221A) or four (US421A) computers to share a single USB peripheral device
Simple port selection via pushbuttons or
Auto Switch function – no need for a separate print server
USB 2.0 compliant
Supports transfer rates up to 480 Mbps
Multiplatform support – Windows and Mac
LED indicators display port focus
Overcurrent protection
Hot pluggable
Buzzer indicates switching between computers
Supports multifunction printers
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