The 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 transmission and parallel connection of multiple loudspeakers possible.
The built-in 2 units 4” and 2 unit 2.5” full range speaker drivers are designed of wide frequency response 140-14,000Hz, the multiple power taps of 15W & 30W could meet different applications varies from room size and ambient noise surroundings.
The net cover is made of aluminum and would not rust, it is also designed of weatherproof and heavy damage proof finish; long-term durability, high sensitivity, dual direction pronating, clear and sonorous sound. Easy and secure wall mount installation in outdoor area through the supplied pair of metal mounting brackets.
It is ideal choice for industrial and commercial applications in the outdoor area of train station, shopping mall, parking area and factory where background music and paging is needed.
Model | DSP188 | DSP288 | DSP388 | |
Speaker Unit | 4"×2, 2.5"×2 | 4"×4, 2.5"×2 | 4"×6, 2.5"×2 | |
Rated Power | 15W | 30W | 45W | |
Operating Voltage | 70V/100V | 70V/100V | 70V/100V | |
Power Adjustment | 70V | 8W-15W | 15W-30W | 23W-45W |
100V | 15W | 30W | 45W | |
Sensitivity | 89±2dB | 89±2dB | 89±2dB | |
MAX. SPL. | 99±2dB | 102±2dB | 103±2dB | |
Frequency Response | 140Hz-14kHz | 140Hz-14kHz | 140Hz-14kHz | |
Dimensions | 160×250×310mm | 160×250×410mm | 160×250×510mm | |
Weight | 3kg | 5.5kg | 8kg | |
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
DSP6114/ DSP6116 Outdoor Waterproof Column SpeakerJuly 1, 2021DSP6114/DSP6116 outdoor column speaker is a high-performance audio solution designed for outdoor environments, featuring rated power of 20W/40W, high sensitivity, wide frequency range, and a durable, ...view
DSP408 Outdoor Waterproof Column SpeakerNovember 15, 2016Description:DSP408 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 ...viewwe will contact you within 24 hours.
DSPPA | Discover, Innovate, and Connect with DSPPA at ISLE 2025February 26, 2025Abstract: Don't miss the 2025 ISLE from March 7 - 9 to be the first to explore DSPPA's innovative audiovisual technologies.view
What Requirements Promote the Rapid Development of Full Digital Conference Systems?January 4, 2021In recent years, with the promotion of the Internet, the market scale of full digital conference system shows a good growth trend.The software HD video conference of full digital conference system qui...view