D7221A Desktop Chairman MICSeptember 6, 2021This product is a conference speech mic integrating speaking and voting. With 315mm and 415mm in length optional for the microphone rod, available in black and silver colors. D7221A is a desktop chairman microphoneview
D6221 Conference Speech & Vote Chairman UnitNovember 30, 2016D6221 Desktop Chairman Speech/Vote Unit provides functions such as speech, vote, check-in and self-checking.view
D7243 Dante 2 Port POE SwitchApril 27, 2022viewwe will contact you within 24 hours.
The Composition and Design of Conference SystemAugust 1, 2022With the rapid development of information technology, people first thought of installing multimedia projection display equipment in conference rooms, organically combining various media such as digita...view
Tips for Selecting Best PA AmplifierAugust 6, 2018The power amplifier with high power undoubtedly has its own advantages, but it doesn’t mean that the power higher, the better. All aspects of the factors should be taken into account. In terms of pow...view
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