Trill NP4025 _ (15″*2) Audio Professional Full Range Speaker.

Trill NP4025 (15″*2) Audio Professional Speaker is equipped with radio waves which represent part of the electromagnetic spectrum.The antenna and receiver on the wireless speaker detect the radio signal, and the receiver converts it into an electrical signal.The amplifier boosts the power of the signal from the receiver so that it can drive the speaker. The speaker is made of wood black baking varnish material.It can be used for different occasions such as addressing a large crowd,weddings and in churches. The speaker is good in size it is made of good material. It is affordable and amplifies music very well. It can be used for different occasions. The speaker boosts of using Stereophonic sound it is a method of sound reproduction that creates an illusion of multi-directional audible perspective. This is usually achieved by using two or more independent audio channels through a configuration of two or more loudspeakers(or stereo headphones