2 Port USB 2.0 ATEN US-221A Peripheral Switch with Auto Switching - Computer Alliance
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2 Port USB 2.0 ATEN US-221A Peripheral Switch with Auto Switching

Web ID: 8768

Aten US-221A 2 Port USB 2.0 Peripheral Switch with Auto Switching ONLY WHILE STOCKS LAST!
Warranty: 1 Year
Manufacturer Website


The US221A is a 2-port USB 2.0 Peripheral Switch that allows up to 2 computers to share the use of a single USB peripheral device (such as a printer, scanner, mass storage drive, etc.) on a one-at-a-time basis.
The peripheral focus can be given to a computer manually by using pushbuttons on the switch, using the software-based configuration utility, or by the Auto Switch function.
Compatible with both Windows and Mac, and with multifunction printer support, the US221A is the ideal way to share the latest USB 2.0 peripherals in a multimedia office environment.



Patent NO. : CN ZL 200430109568.4 , CN ZL 99213861.2 , TW D106935 , TW 174875 , US 6564275


Enables two computers to share a single USB peripheral device
Simple port selection via pushbuttons, configuration utility, or Auto Switch function
Auto Switch Function - no need for 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


Package Content
1x 2-Port USB 2.0 Peripheral Switch
1x USB Type A to USB Type B Cable(1.8m)
1x Installation disk
1x User Manual
1x Quick Start Guide


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Console Connection 2
PC Selection Pushbuttons, Software, Auto Switch
Connectors Computer 2 x USB Type B
Device 1 x USB Type A
LEDs Devices 1 (Orange)
Selected 2 (Green)
Switches 1 x Pushbutton
Power Supply USB Bus Powered
Environment Operating Temp. 5 - 40?XC
Storage Temp. -20 - 60?XC
Humidity 0-80% RH, Non-condensing
Physical Properties Housing Plastic
Weight 54 g
( L x W x H )
7.20 x 6.60 x 2.50 cm