Guangzhou DSPPA Audio Co., Ltd.
Tel: 020-28346138
Fax: 020-81305947

DSP188 Outdoor Waterproof Dual Direction Column Speaker


● IP66 waterproof level
● Dual direction phonating
● Wide Freq.Resp.:140Hz-14kHz
● Aluminum enclosure & grille
● Built-in 100v/70v transformer
● Max SPL:100±2dB
● High sensitivity:88±2dB
● Weatherproof column type loudspeaker
● 2 units 4” and 2 unit 2.5” full range drivers

  • Introduction
  • Specification

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.




4”×2, 2.5”×2

Rated Power


Max Power


Line Voltage




Max SPL(1M)


Freq. Resp






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  • Tel:+86 020 37166520
  • Address:Jianggao Town, Baiyun District, Guangzhou, China