An open location framework (PA framework) is a sound enhancement framework used to enable an individual or people to address a crowd of people at a more prominent volume than would be conceivable or practicable without such a framework.Dad, Public Address System Provider , Sound System Supplier, Company, Dealer, Distributor, Wholesaler, Importer in Bangladesh. Dad System Price in BangladeshTOA, Ahuja and Bosch PA Public Address System Supplier Company, Price Bangladesh. Dad Dealer, Distributor, Wholesaler, Importer and Service Provider BD. TOA, Ahuja and Bosch Amplifier, Speaker, Microphone Price in Bangladesh. TOA Sound System Price in Bangladesh . Gathering Room Ahuja Sound System in Bangladesh. Ahuja Mosque Sound System Provider in Bangladesh. TOA Public Address System Solution Provider in Bangladesh.At least, such a framework contains a mouthpiece, an intensifier and an amplifier. Instances of substance incorporate declarations and other sound material at games arenas, air and rail terminals, and the sound delivered by an artist, artist or melodic gathering, just as recorded music. A PA framework may incorporate numerous mouthpieces as well as other sound sources, a blending console to consolidate and adjust various sources, and different intensifiers and amplifiers for more intense volume, more noteworthy inclusion and additionally more extensive appropriation, for example, that required to give sound all through a stimulation setting, a place of business or retail space, or an open air condition.