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 | |
DSP358 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
DSP455 Outdoor Waterproof Column SpeakerMarch 16, 2017The DSP455 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
DSP188 Outdoor Waterproof Dual Direction Column SpeakerMarch 16, 2017The DSP188 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.
Military Long Range Acoustic Equipment is So "Advanced"February 5, 20211. What is long range acoustic device?The long range acoustic device has strong directivity and long propagation distance. It controls the sound emission direction at ± 15 ° or so. Just like the fla...view
DSPPA | Certified Brand Strength with Two “Top 10” HonorsNovember 30, 2023Abstract: Living up to expectations, moving forward!view