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 | |
DSP158 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
DSP203II Indoor Column SpeakerNovember 16, 2016The DSP203II series are indoor column speakers made of nylon high-fiber crystal with good permeability, using a two-way structure, clear bright sound, and wider frequency response, suitable for various indoor applicationsview
DSP223II 8W Indoor Column SpeakerJuly 7, 2022The DSP223II and DSP224II, 8W and 16W Indoor Column Speakers, are engineered to deliver exceptional sound quality within indoor spaces. These speakers feature a mesh crafted from nylon high-fiber crys...viewwe will contact you within 24 hours.
DSPPA | Hear Innovation Live with DSPPA – See You at JIMEX 2026, Booth H1June 10, 2026Abstract: DSPPA warmly invites you to visit Hall H1 at JIMEX 2026, taking place from June 15–18 at the Jordan Centre for International Exhibition, Mecca Mall – Gate 3, to explore our latest integrated sound solutions.view
Horn Speakers vs Ceiling Speakers vs Wall-Mount Speakers: 2026 Selection Guide for Indoor, Outdoor & High-Ceiling PA ProjectsMarch 26, 2026IntroductionSelecting the right speakers is one of the most important decisions in any Public Address (PA) system design. In 2026, system integrators and ELV contractors must balance coverage, intelli...view