4-Port USB 2.0 Peripheral Switch
US421A
● Enables four 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
● Buzzer indicates switching between computers
Overview
The US421A is a 4-port USB 2.0 Peripheral Switch that allows up to 4 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 US421A is the ideal way to share the latest USB 2.0 peripherals in a multimedia office environment.
Features
● Enables four 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
● Bus-powered
● Hot pluggable
● Buzzer indicates switching between computers
● Supports multifunction printers
Specifications
Console Connections: 4
Port Selection: Pushbuttons, Software, Auto Switch
Connectors
Computer: 4 x USB Type B
Device: 1 x USB Type A
LEDs
Devices: 1 (Orange)
Selected: 4 (Green)
Switches: 4 x Pushbutton
Power: USB Bus Powered
Environmental
Operating Temperature: 0–40˚C
Storage Temperature: -20–60˚C
Humidity: 0–80% RH, Non-condensing
Physical Properties
Housing: Plastic
Weight: 0.10 kg ( 0.22 lb )
Dimensions (L x W x H): 10.40 x 7.96 x 2.20 cm (4.09 x 3.13 x 0.87 in.)
Note: For some of rack mount products, please note that the standard physical dimensions of WxDxH are expressed using a LxWxH format.
ការពារអ្នកទិញក្នុង៣០ថ្ងៃ 
