Communication forms a vital part of our lives today. Telephones have become indispensable and have gone through various evolutions. Having been invented in 1876 by Alexander Graham Bell, the telephone has seen radical evolution. From being desk bound to cordless to now mobile phones, the telephone has gone through many changes.

The evolution of the telephone and its huge demand in the market has brought into the field many manufacturers who deal in various kinds of phones and their accessories. Some of the better known manufacturers include Panasonic, Nortel Networks, NEC, Toshiba and many others. There are various distributers who provide all types of telephone system equipment. Although there are numerous types of phones and along with that numerous phone parts, buying an established brand like NEC and the NEC phone parts has its obvious advantages. NEC offers a wide variety of phones and parts which includes power adapters, cordless phones, digital phones, DSS consoles and so many others. NEC phones and their parts not only come in varied models and specifications but are affordable as well as of superior quality.

Though there are various parts and accessories available for a telephone such as a recording device, speakerphone, amplifiers and others, one of the very useful accessories a phone system can have is music on hold device especially for large organizations where a call needs to be transferred from one department to the other. Music on hold refers to recorded music being played while the caller has been put on hold. This assures the caller that they have not been cut off and rather have been put on hold. There are many kinds of music on hold devices out there. There are music on hold systems that large companies and small companies alike use. The music on hold device finds itself to be indispensable in large organisations where it serves a very important function.