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                                                      | AT series speaker system is designed for multi function hall, multi-purpose conference room compatible sound combined with the requirements of speech and music features and design of speech and music, the power divider built by acoustic engineers through a lot of debugging, combined with the acoustic response, speaker unit acoustic power frequency response, impedance and phase characteristics, after careful comparison, in orde… |  
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                                                      | AT series loudspeaker system is designed for multi-function hall, multi-functional conference room for voice and music compatible sound reinforcement requirements combined with voice and music features designed, built-in power divider by electro-acoustic engineers through a lot of debugging, combined with speaker unit electro-acoustic Response, loudspeaker sound power response, impedance and phase characteristics, after carefu… |  
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                                                      | AT series loudspeaker system is designed for multi-function hall, multi-functional conference room for voice and music compatible sound reinforcement requirements combined with voice and music features designed, built-in power divider by electro-acoustic engineers through a lot of debugging, combined with speaker unit electro-acoustic Response, loudspeaker sound power response, impedance and phase characteristics, after carefu… |  
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                                                      | AT series loudspeaker system is designed for multi-function hall, multi-functional conference room for voice and music compatible sound reinforcement requirements combined with voice and music features designed, built-in power divider by electro-acoustic engineers through a lot of debugging, combined with speaker unit electro-acoustic Response, loudspeaker sound power response, impedance and phase characteristics, after carefu… |  
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