DSP9327W IP Waterproof Sound&Light Alarm Wall-Mounted TelephoneNovember 3, 2021The phone support external loudspeaker and police lights,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...view
DSP9332 Audio 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...viewwe will contact you within 24 hours.
DSPPA Audio Products Displayed in the Showroom in PhilippinesOctober 8, 2019DSPPA products are displayed in the showroom of our distributor in Manila, Philippines.view
Construction of Smart Home Sound SystemAugust 6, 20181. Multichannel The most commonly used sound channels are 5.1 and 7.1 channels. 5.1.2 and 7.1.4 are three-dimensional immersion sound configurations, that is, the original 5.1 or 7.1 sound channels a...view
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