User Guides

Do you need a user guide or did you lose your manual? User guides are available for many of our products. Choose the link which best describes the type of product. Find the appropriate category and click on the product name to download a new guide.
All user guides are in Adobe Acrobat PDF format. The Acrobat Reader is required to view PDF files. Click here to obtain the Acrobat Reader.

User Guide Reference Links
Two-way Messaging device user guides
one-way word messaging device user guides
one-way numeric messaging device user guides

User Guide Printing Instructions


Save PDF file to your hard drive.


Open the PDF and choose, File > Print.


From the Print Dialog window, click on the PROPERTIES button.


From the Properties window, under the LAYOUT tab, in the in the "Pages Per Sheet" field, choose "4".
Click "OK" and "OK.

User Guide Estimated Download Times

Below are estimated times for downloads for a file size of 1000K (= 1 MB). All times are calculated estimates and the actual download time may vary. To obtain the download time for any file, multiply the size of the file in MB by the estimated times for your type of connection.

14.4K modem

approx. 13 minutes


approx. 3 minutes

28.8K modem

approx. 8 minutes


approx. 15.1 seconds

33.6K modem

approx. 6.5 minutes

640K DSL

approx. 15.1 seconds

56K modem

approx. 4.5 minutes


approx. 7.2 seconds

A Kilobyte (KB) is 1,024 bytes (or 8 bits), but it is often used loosely as a synonym for 1,000 bytes. A Megabyte (MB) is 2 to the 20th power (1,048,576 bytes or approximately 1 million) and a gigabyte is 2 to the 30th power (1,073,741,824 bytes or approximately 1 billion).