DSP3254EN 10W EN54 Fireproof Ceiling SpeakerNovember 15, 2016The DSP3254EN is a ceiling speaker designed for voice evacuation systems, so it also called as en54 ceiling speaker, which comply with EN54-24 requirements. It has a 100v transformer built in.view
DSP227EN 24W EN54 Fireproof Wall Mount SpeakerMay 21, 2021view
DSP3354EN 10W EN54 Fireproof Ceiling SpeakerNovember 15, 2016he on-wall loudspeaker DSP3354EN is specifically designed to meet the requirements of EN54-24 that is part of a series of norms concerning voice alarm evacuation in case of fire, so it also called as en54 ceiling speaker.viewwe will contact you within 24 hours.
DSPPA Awarded the Guangzhou Cultural Industry Top 30December 10, 2021DSPPA Awarded the Guangzhou Cultural Industry Top 30On December 5, 2021, the list of 2021 Guangzhou Cultural Industry Top 30 was released, and DSPPA ranked the top 10.The enterprises on this list are ...view
DSPPA Long Range Acoustic DevicesJune 9, 2020Today we are going to introduce our LRAS1530A Active Directional Long Range Acoustic Device and DS1421H Portable All-in-one Mass Notification Speaker.view
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