The DSP455II 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 |
DSP403II Indoor Column SpeakerNovember 18, 2016The DSP403II series are indoor column speakers made of nylon high-fiber crystal with good permeability, using a two-way structure, clear bright sound, and broader frequency response, suitable for various indoor applications.view
DSP4465 60W Outdoor Column SpeakerNovember 9, 2023The product DSP4465 adopts a two-way frequency division structure and uses a dome tweeter for high-frequency sound. It has the characteristics of long transmission distance and high sensitivity. This ...view
DSP258 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...viewwe will contact you within 24 hours.
Introduction to the Use of Conference MicrophoneJuly 25, 2019In the conference room, the voice should be bright and clear, and the loudness should be moderate. It is impossible for the speaker to audition on the spot when the meeting room is being arranged. The...view
Analysis of Paperless Conference SystemFebruary 8, 2022Ⅰ. Status quo of paperless conference systemThe booming form of paperless conference is originally used for the conference system on personal computer and tablet computer. Now it has been expanded in...view
EN
ar
bn
fr
ms
de
th
id
hi
pt
ru
es
