Leonid Kupriyanovich, a Soviet engineer created a portable type of mobile phone in '57. It was named LK-1. Hints fairly small handset with antenna and was an authentic mobile telephone line. It weighed as less as 3 kgs, operating up to and including distance of 30 kms and having a battery lifetime of 30 hours time. In 1958, this radiophone was resi… Read More

Fact: Custom Music on hold a lot more affordable than you picture for a moment. Advances in technology have driven down scripting, recording, and production rates. Fully custom messaging and music on hold is only one or two hundred dollars with anything to buy ever. Also, professional on hold players are a trade and usually price discounts are avai… Read More

Some historians even are convinced our modern doorbells originate from this convention. It is said that people would hang a high quality bell beyond your door of your home, because evil spirits lurked outside, hoping to slide in unnoticed whenever anyone went in or outside. So a visitor would ring the bell to frighten away the evil spirits, and jus… Read More