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 makes longer distance transmission and parallel connection of multiple loudspeakers possible. This outdoor column speaker can be applied to outdoor occasions vary in area sizes and background noises, such as station, park, school, square, military camp, industrial park, beach, etc.

Model | DSP158 | DSP258 | DSP358 | DSP458 |
Driver Unit | 8”×1,1.4”×1 | 8”×2,1.4”×1 | 8”×3,1.4”×1 | 8”×4,1.4”×2 |
Rated Power | 40W | 80W | 120W | 160W |
Sensitivity (1m, 1W) | 91dB | 92dB | 93dB | 94dB |
Frequency Response | 80Hz-16kHz | 80Hz-16kHz | 80Hz-16kHz | 80Hz-16kHz |
Sensitivity (1m,1W) | 91dB | 92dB | 93dB | 94dB |
Max. SPL (1m) | 107dB | 111dB | 114dB | 116dB |
Dimension (L×W×H) | 230×250×430mm | 230×250×665mm | 230×250×905mm | 230×250×1320mm |
Weight | 8.5kg | 13kg | 17kg | 23kg |
DSP8116 Outdoor Waterproof Column LoudspeakerMarch 5, 2025This product complies with IEC 268- 5 Power Handling Capacity (PHC) standards, which can operate 100 hours successively at rated power. SAFE test is carried out, to ensure that the product can withsta...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...view
DSP203N Indoor Column SpeakerMarch 22, 2017DSP203 is an indoor column speaker built-in 70v/100v transformer. The 70v/100v transformertechnique reduces line losses on longer distance and allows easy parallel connection of multiple loudspeakers....viewwe will contact you within 24 hours.
When Sound Systems Become "Invisible": Exploring New Frontiers in Home AcousticsApril 30, 2025In traditional perception, audio systems are a prominent presence in the living room or home theater. They are either large floor-standing speakers or rows of audio equipment mounted on the wall, vary...view
Exploring the Role of Explosion-Proof Speakers in Chemical PlantsDecember 22, 2023In the complex and hazardous environments of chemical plants, safety is paramount. Among the myriad safety measures in place, explosion-proof speakers stand out as crucial components ensuring effectiv...view