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 |
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....view
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
DSP403N Indoor Column SpeakerMarch 22, 2017DSP403N 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.
Introduction to the Use of Conference MicrophoneJuly 25, 2019In the conference room, the voice should be bright and clear, and the loudness should be moderate. It is impossible for the speaker to audition on the spot when the meeting room is being arranged. The...view
DSPPA Emergency PA System Applied in Yuanba Gas FieldDecember 14, 2016DSPPA emergency PA system has been applied in Yuanba gas field, which is located in Sichuan province. It is the deepest marine gas field in China.DSPPA technical staff at Yuba Gas FieldYuanba gas fiel...view