The DSP205 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.

DSP258 New 80W 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...view
DSP358 New 120W 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...view
DSP255 Outdoor Waterproof Column SpeakerMarch 16, 2017The DSP255 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 transmis...viewwe will contact you within 24 hours.
DSPPA @ CPSE Beijing 2016November 25, 2016During the Oct. 25th - 28th , DSPPA attended the 13th International Exhibition on Public Safety and Security 2016 in Beijing, China . DSPPA attracted many attentions of visitors both at home and abroad with the new products.view
Common Problems And Solutions of Meeting Room Speaker SystemJune 28, 20181. Common interference for meeting room speaker systemThe interference generated by the audio signal during transmission is manifold. Commonly, it includes Power interference, inter device interferenc...view