September 11, 2018Descriptions of 200W 300W High-Power Outdoor Horn Speakers The RH-AUDIO High-Power Outdoor Horn Speaker provides high sound pressure, high directivity and sturdiness as made with synthetic resins,and ...view
September 3, 2018This fireproof ceiling speaker is specially designed for fire alarm and voice evacuation system, which is designed and manufactured according to EN54-24 standard.The metal grille, metal baffle and fir...view
September 3, 2018The RH-AUDIO Surface Mount Ceiling Speaker RH-T35 surface mount type is designed for some special application where cutting hole in roof is impossible, so the speaker needs to be directly mounted to t...view
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