DSP3012A 300W Outdoor Horn Speaker SystemNovember 15, 2016DescriptionThe DSP3012A is an outdoor speaker with a 70v/100v transformer built in. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance transmission ...viewwe will contact you within 24 hours.
Analysis of Functions and Applications of EN54 Voice Evacuation SystemMarch 20, 2023What is the EN54 voice evacuation system?The EN54 voice evacuation system is a safety technology used for indoor emergency evacuation. It can provide voice broadcasting, guide evacuation behavior, and...view
Come and meet DSPPA in Infocomm China in BeijingJuly 10, 2019Come and meet DSPPA in Infocomm China in BeijingInfoComm China will be held in China National Convention Center (CNCC), Beijing, China from 17th to 19th July (Wed-Fri), 2019. For over a decade, InfoCo...view
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