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 |
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 ...view
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
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 ...viewwe will contact you within 24 hours.
Why are Paperless Conference Systems So Popular?November 6, 2020Traditional conference formats are increasingly unable to meet the needs of contemporary conferences. A large number of conferences, complex conference materials, and inefficient decision-making have ...view
Why are Wireless Digital Conference Systems Being Promoted Now?October 30, 2020The wireless digital conference system uses a computer network as a platform, and uses a full digital network for transmission and control. It supports the access of multiple conference unit microphon...view
EN
ar
bn
fr
ms
de
th
id
hi
pt
ru
es
