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Most peripherals are now made with a USB interface. All these gadgets are working seamlessly now. Global Gateway Please select your desired language. THey need to supply. Share your thoughts with other customers. Keyspan has built a pretty, functional, and compact USB hub.

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Hbu let us know how we can make this information more useful to you. Applications The US-4A is ideal for home offices, small offices, classrooms or any other venue where a need exists to make USB printers and other devices available to networked computers.

I found a 6V adaptor, but it’s only rated for mA.

Ussb it sure is not pleasant. Features Operate 4 DB9 Serial Devices Simultaneously Connects to networking equipment, modems, GPS devices, cellphones, hand-held scanners, point-of-sale systems, touch screens, medical and scientific instruments, industrial process control devices, UPS systems and other devices with a 9-pin serial port Supports data transfer speeds up to Kbps—4 times as fast as a built-in serial port Easy to Set Up and Use No external power supply needed Includes detachable 6-ft.


Feedback If you are a seller for this product, would you like to suggest updates through seller support? I have udb a few of these since they were first released.

Please try your search again later. Tripp Lite uses primary and third-party agencies to test its products for compliance with standards. If I had to quess I would say 5V. Plug it in and go, there’s no software to install. Please type your question s here: Please try again later.

The process is ksyspan and simple with free software downloads.

It installs fine now both the server and the printer. I could have plugged that cord directly into my PC, but I didn’t.

Top Reviews Most recent Top Reviews. Product information Product Dimensions 3. Medium JPEG x pixels. Technical Specification Specification Sheet [pdf ]. U fingerprint PC security device.

That’s because I wanted to connect a printer and CD burner that I had sitting several feet away.

Technical Specification

First, there was no manual in the box. Share Facebook Twitter Pinterest. Our factory-trained technicians provide a range of on-site services, including commissioning, maintenance and repairs, to help ensure your keyspwn UPS systems maintain peak performance over their entire operational life. Amazon Second Chance Pass it on, trade it in, give it a second us.


I’ve never been able to get anything useful out of them. If you’re new to infrastructure planning, we’ll give you all the help you need. Email Us Your Question. I plugged it in, and it was working fine, only getting slightly warm after an hour or so.

Buy with confidence as the condition of this item and its timely delivery are guaranteed under the “Amazon A-to-z Guarantee”. You can tell at a glance if the server is connected to the network, if the server hardware and software are working kejspan, and which USB ports are currently in use.

Five LEDs display port status at a glance.

Keyspan USB Hub

Book Bytes MyMac Magazine This Keyspan hub is based on USB 1. I’ve heard nothing since.

Amazon Inspire Digital Educational Resources.