DSP9329A IP Explosion-Proof Telephone with Loudspeaker and Warning LightJune 29, 2023DSP9329A Explosion-proof Sound and Light Amplifying Telephone supports the standard SIP protocol and can be effectively compatible with commonly used IPPBX and network dispatching platforms in the mar...view
DSP9342 Audio and Video Intercom Terminal with Two ButtonsApril 15, 2024The product is an all-digital network-based intercom device with a proven VOIP solution at its core, stable and reliable performance; adopts hands-free digital full duplex mode for clear and loud voic...view
DSP9327S IP Waterproof Sound Alarm Wall-Mounted Telephone+15W SpeakerNovember 3, 2021DSP9327S IP Waterproof Phone+15W Speaker suitable for use in environments with special requirements such as subways, light rails, highways, ships, mines, power plants, steel companies, etc, which have...viewwe will contact you within 24 hours.
The Advantage of IP Broadcasting Technology to Realize Audio-Video BroadcastingJuly 25, 20191.Relying on the Internet, it can provide global coverage.2.The technology is relatively easy to implement, and the line is multi-purpose. It makes full use of network resources, avoiding repeating th...view![[DAPPA] Holiday Notice of Labor Day](/uploads/image/20220429/19/202204291902211_400x400.jpg)
[DAPPA] Holiday Notice of Labor DayApril 29, 2022Abstract: The holiday will be extended to five days nationwide, from April 30 to May 4, 2022. May 5 (Thursday) will be marked as the working day after the long holiday break.view
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