![background image](http://html.mh-extra.com/html/digitus/da-70221/da-70221_user-manual_2501917001.webp)
4-PORT USB 2.0 DESIGN HUB
User’s Manual
DA-70221
Introduction:
Thank you for purchasing our USB 2.0 Hub. This easy plug and play external device is a full
featured Universal Serial Bus Hub. It allows your computer to connect to USB interfaces joysticks,
modems, digital speakers, printers, digital cameras, monitors, and many other USB devices.
Features
:
1. Compliant with both USB (Universal Serial Bus) Specification 2.0
(Data Rate 1.5/ 12/ 480 Mbps) and Revision 1.1 specification.
2. Includes 1 upstream and several downstream USB ports (depends on model).
3. Plug and play.
4. Over-current detection and protection.
5. Connects up to 127 USB devices.
6. Support for following OS: Windows 7, Vista, XP, 2000, 98SE and MacOS 10.x or higher
System requirements:
1. Pentium 300MHz or similar, with at least 64MB RAM or better system
2. Available USB-port at your system
Specification
:
Ports
One upstream port and several downstream ports, depending on the model.
Compliance
CE emissions and FCC regulations for home/office use
Power
Self Power: 5V
Hardware Installation
1. Turn on your PC and boot fully.
2. Plug the Mini-type connector into the upstream port
3. Plug the A-type connector into a computer or USB hub downstream port
4. Your OS will install the Hub automatically or follow the instructions of your OS.
5. After fully installation you can connect USB devices or hubs to the hub’s downstream ports.
Important Note:
The Hub must be connected to a USB 2.0-compliant host in order to function in high-speed mode
(480Mbps data rate). If the Hub is connected to a USB 1.1-compliant host, it will operate only in
low-speed or full-speed mode (1.5Mbps/12Mbps).