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. It 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 | |
Rated Voltage | 70V | 20W-40W | 40W-80W | 60W-120W | 80W-160W |
100V | 40W | 80W | 120W | 160W | |
Sensitivity (1m, 1W) | 91dB±2dB | 92dB±2dB | 93dB±2dB | 94dB±2dB | |
Frequency Response | 80Hz-16kHz | 80Hz-16kHz | 80Hz-16kHz | 80Hz-16kHz | |
Max. SPL (1m) | 107dB±2dB | 111dB±2dB | 114dB±2dB | 116dB±2dB | |
Dimension (H×W×D) | 435×248×238mm | 670×248×238mm | 910×248×238mm | 1325×248×238mm | |
DSP208 Outdoor Waterproof Column SpeakerNovember 15, 2016Description:DSP208 is an outdoor waterproof column speaker built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection ...view
DSP255II Outdoor Waterproof Column SpeakerNovember 18, 2016The speaker DSP255II is made of aluminum alloy housing, with a fine, smooth sand surface, with a strong textured appearance and capable of providing professional levels.view
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...viewwe will contact you within 24 hours.
The application field of Internet technology conference systemDecember 28, 20211. Remote business meeting application of conference systemThe most common and extensive application of electronic conference business is suitable for some large group companies and wholly foreign-own...view
DSPPA | Annual Event: United in Strength, Bound for ExcellenceJanuary 24, 2025Abstract: On Jan. 22, DSPPA Global Center held its 2025 Annual Event & Award Ceremony, celebrating achievements under the theme "United in Strength, Bound for Excellence."view