The DSP255II 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 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, clear and sonorous sound. Easy and secure wall mount installation in outdoor area through the supplied pair of metal mounting brackets.
This column speaker 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 | DSP255Ⅱ | DSP455Ⅱ |
Speaker unit | 3"×2,1"×1 | 3"×4,2"×1 |
Rated power(RMS) | 30W | 60W |
Freq.Response | 140Hz-20kHz | 140Hz-20kHz |
Sensitivity(1m,1W) | 87±3dB | 89±3dB |
Max SPL(1m) | 102±3dB | 107±3dB |
Dimension(L×W×H) | 376×109×102mm | 606×109×102mm |
Net weight | 3kg | 4kg |
DSP308 Outdoor Waterproof Column SpeakerNovember 15, 2016Description:DSP308 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 ...view
DSP388 Outdoor Waterproof Dual Direction Column SpeakerNovember 18, 2016Description: The DSP388 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 dist...view
DSP208 Outdoor Waterproof Column SpeakerNovember 15, 2016Description:DSP208 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 Get Big Success in Prolight+Sound China 2015November 25, 2016DSPPA has attended the Prolight+Sound China 2015 in Guangzhou, China from 5th to 8th April. Along with some traditional hot-sell products, DSPPA has brought along to the show her cutting edge new products, such as 7th generation network PA system, Securitview
Layout of Meeting Room Speaker SystemJune 28, 20181. Centralized layout of meeting room speaker system: speakers are concentrated on both sides of the stage. Advantages: convenient, practical, simple connection, few lines, sound orientation and sound...view