Surface mount speaker, also known as the surface mount ceiling speaker, an important member of the public broadcasting system, is a ceiling mounted electro-acoustic conversion device. It is used to convert the audio electrical power signal input from the amplifier into the acoustic power signal and radiate it to the space needed for sound supply in the form of sound waves.
Generally it is used in public places, the audio power signal input by constant pressure, and it is also used in space that is not too large, in the way of fixed resistance transmission signal. According to the size, it can be divided into 4, 5, 6, 8, etc. According to the power: 3W, 6W, 10W, 20W, 40W and so on. According to the installation method, there are unfold installed and conceal installed types. According to the functions: there are waterproof, fireproof and active types.
The surface mount trumpet is made up of T iron, washer, magnet, elastic wave, paper basin, sound circle, dust cap, glue, electronic wire, transformer, pot frame, iron net, rear cover and installation accessories. The surface mount speaker should also be widely used in guests, hotels, factories, schools, shopping malls, supermarkets, clubs, villas and other places, such as background music, fire broadcasting, paging broadcasting, public broadcasting and other sound reduction equipment.