The DSP405 is a weatherproof outdoor column speaker with a 70v/100v transformer built in. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance transmission and parallel connection of multiple loudspeakers possible.
The products have gotten waterproof certificate and other certificates, and the net cover is made of aluminum and would not rust. The speaker is constructed of dual-crossover. The speaker units have the features of high sensitivity and high dynamic range.
This column speaker can be applied to different occasions vary in area sizes and background noises, such as station, park, school, square, military camp, industrial park, beach, etc.

AUX205N 20W IP Outdoor Column SpeakerJune 27, 2017Acoustic quality is good,casing is made of aluminum&magnesium alloy,can withstand sunshine ,rain, wind and snow,suitable for outdoor/indoor use.They are widely used in public supermarkets,schools,...view
DSP158 Outdoor Waterproof Column SpeakerNovember 16, 2016Description:This series of speakers are weatherproof outdoor column speakers with a 70v/100v transformer built in. The 70v/100v transmission is realized in a high-voltage, low-current mode, which make...view
DSP158 New 40W Outdoor Column SpeakerJune 25, 2025This series of speakers are weatherproof outdoor column speakers with a 70V/100V transformer built in. The 70V/100V transmission is realized in a high-voltage, low-current mode, which makes longer dis...viewwe will contact you within 24 hours.
Welcome to Join DSPPA in 2019 Guangzhou GET ShowMay 5, 2019Guangzhou International Entertainment Technology Show will be held in Poly World Trade Expo from 8th to 11th May 2019.view
DSPPA | SPS 2025 Exploring the Future with IntelligenceJune 10, 2025Abstract: DSPPA paves the way with technology and blossoming everywhere.view