DSP9331 Audio and Video Intercom TerminalApril 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
DSP9328 IP Waterproof Hands-free TelephoneJuly 13, 2022view
DSP9327A Waterproof Sound&Light Alarm Wall-Mounted Telephone +15W SpeakerNovember 3, 2021DSP9327A Waterproof Sound&Light Alarm Wall-Mounted Telephone +15W Speakerviewwe will contact you within 24 hours.
Characteristics and Composition of Digital Conference SystemMarch 29, 2019Today, with the rapid development of science and technology and society, people have more and more information in their daily life and work. Therefore, information exchange and communication between p...view
Holiday Notice of International Workers’ DayApril 30, 2021Dear partners,According to the notice of 2021 holiday arrangement issued by the State Council, and in combination with the actual situation of our company, the May Day holiday of DSPPA in 2021 is here...view
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