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Specifications
Function US221A US421A
Computer Connections 2 4
Computer Selection Pushbuttons, Software, Auto Switch
Connectors Computer 2 x USB Type B 4 x USB Type B
Device 1 x USB Type A
LEDs Device 1 (Orange)
Selected 2 (Green) 4 (Green)
Switches 2 x Pushbutton 4 x Pushbutton
Power Supply USB Bus Powered
Power Consumption DC5V, 2.5W
Environment Humidity 0–80% RH, Non-condensing
Storage Temp. -20–60ºC
Operating Temp. 5–40ºC
Physical
Properties
Housing Plastic
Weight 54 g 97 g
Dimensions
(L x W x H)
7.20 x 6.60 x 2.50 cm 10.20 x 7.60 x 2.30
cm
Limited Warranty
IN NO EVENT SHALL THE DIRECT VENDOR'S LIABILITY EXCEED THE PRICE
PAID FOR THE PRODUCT FROM THE DIRECT, INDIRECT, SPECIAL,
INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE
OF THE PRODUCT, DISK OR ITS DOCUMENTATION.
The direct vendor makes no warranty or representation, expressed, implied, or
statutory with respect to the contents or use of this documentation, and specially
disclaims its quality, performance, merchantability, or fitness for any particular
purpose.
The direct vendor also reserves the right to revise or update the device or
documentation without obligation to notify any individual or entity of such revisions,
or update. For further inquires please contact your direct vendor.