DSP9327 Waterproof Sound Alarm Wall-Mounted TelephoneNovember 3, 2021The Waterproof telephone is suitable for use in environments with special requirements such as subways, light rails, highways, ships, mines, power plants, steel companies, etc, which have special requirements for moisture, fire, explosion, noise, and frost resistance.view
DSP9328W IP Waterproof Hands-free Telephone with Warning LightJuly 13, 2022view
DSP9341 Audio and Video Intercom Terminal with One ButtonApril 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...viewwe will contact you within 24 hours.
Happy New Year from DSPPADecember 31, 2020Abstract: Wish you all a happy New Year! To whom it may concern,The year 2021 is arriving. DSPPA will take three days off for the New Year, and resume to work on 4th January.The year 2020 has been a t...view
DSPPA | Holiday Notice of Mid-Autumn Festival and National DaySeptember 28, 2023Happy Mid-Autumn Festival & China's National Dayview


