DSP308 Outdoor Waterproof Column SpeakerNovember 15, 2016Description:DSP308 is an outdoor waterproof column speaker built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection ...view
DSP4120 15W Outdoor Column SpeakerNovember 9, 2023The product DSP4120 adopts a two-way frequency division structure and uses a dome tweeter for high-frequency sound. It has the characteristics of long transmission distance and high sensitivity. This ...view
DSP405N Network Outdoor Waterproof Column SpeakerMarch 22, 2017The DSP405N is a weatherproof outdoor column 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 transmi...viewwe will contact you within 24 hours.
Tips Sharing (I): Network PA System - Campus Bell SettingsMay 26, 2020We are here to share some tips for campus bell ring settings in the Network PA System with you.view
Some Conference Functions of Paperless Conference SystemJuly 21, 2021Paperless conference system uses modern communication technology, audio technology, video technology and software technology to realize paperless conference through electronic exchange of documents. I...view
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