DSP9327A Waterproof Sound&Light Alarm Wall-Mounted Telephone +15W SpeakerNovember 3, 2021DSP9327A Waterproof Sound&Light Alarm Wall-Mounted Telephone +15W Speakerview
DSP9328S IP Waterproof Hands-free Telephone with LoudspeakerJuly 13, 2022view
DSP9328A IP Waterproof Hands-free Telephone with Loudspeaker and Warning LightJuly 13, 2022viewwe will contact you within 24 hours.
IP-Based PA System: Breaking the Limits of Communication DistanceDecember 12, 2024With the rapid development of information and intelligent technologies, traditional broadcast systems can no longer meet the modern society's demand for efficient and convenient information transm...view
DSPPA IP Digital PA System Applied in Xi'an Maple Leaf International SchoolsMay 17, 2018Maple Leaf International School-Xi’an,established jointly by Chinese and Canadian, is the first Maple leaf school inShanxi Province. It is the headquarter of Maple Leaf Education System innorthwest C...view
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