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 |
DSP405 Outdoor Waterproof Column SpeakerNovember 30, 2016The 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 transmi...view
DSP4465 60W Outdoor Column SpeakerNovember 9, 2023The product DSP4465 adopts a two-way frequency division structure and uses a dome tweeter for high-frequency sound. It has the characteristics of long transmission distance and high sensitivity. This ...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...viewwe will contact you within 24 hours.
DSPPA successfully attended InfoComm Southeast Asia 2019 in ThailandMay 21, 2019DSPPA successfully attended InfoComm Southeast Asia 2019 in Thailand DSPPA is just back from the InfoComm Southeast trade show in Bangkok, Thailand at the end of the last week. AV professionals and in...view
Invisible Speakers Solve the Problems That Affect Sound QualityApril 29, 20211. The invisible speaker solves sound diffractionSound diffraction is a major problem that affects the sound quality of speakers. The main cause of sound diffraction is actually the speaker cabinet it...view