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 | |
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
DSP488 Outdoor Waterproof Dual Direction Column SpeakerNovember 18, 2016Description:The DSP488 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 dista...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.
Application of LRAS150 Loudspeaker in Rural EnvironmentJuly 12, 2018Applicationof DS1421H Loudspeaker in Rural EnvironmentOn 10th July, all 12 boys and the coach from Thailand soccer team were safely rescuedout of the cave Tham Luang Nang Non. Through the joint effort...view
29th Anniversary Celebration of DSPPA GroupAugust 10, 20178th Aug, 2017, all the members of DSPPA gathered in DSPPA industrial park to celebrate her 29th anniversary. The entire company was decorated and filled in the sunny atmosphere.With “family culture”...view