Since people nowadays pay attention in new technology, as a very low noise.
, together with the technological advancement unceasingly, especially 133
. Journal of finance, investment, marketing and business management. The 1 the 2)
.Technology, media communication has developed quickly, and because the mobile phone, thus,
be an improvement to qualify more higher. As
.A small computer, in the hand, which are used in signal transmission, through the spectrum
instead of getting the signal conductor lines were, make industry, can be used in various places. Address
.In the area of air services, network, covers, making it the model
mobile phone is not necessary, to provide the power งส. A hung high anymore due to size
.Of two mobile phone development facilities to be smaller. Mobile phone
consists of two parts.
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