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 |
DSP8114W Outdoor waterproof column loudspeakerDecember 1, 2017The DSP8114 is a weatherproof outdoor column speaker with a 70v/100v transformer built-in.This product complies with IEC 268- 5 Power Handling Capacity (PHC) standards, which can operate 100 hours suc...view
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
DSP4350 45W Outdoor Column SpeakerNovember 9, 2023The product DSP4350 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 ...viewwe will contact you within 24 hours.
Advantages of Hotels Using IP Network PA SystemApril 25, 2023Hotels are always looking for ways to improve their guests' experience and stand out from their competition. One way hotels can do this is by implementing an IP network PA system. An IP network PA...view
Lead the Digital Revolution Thoroughly: The Advantages and Development of Digital Power AmplifiersOctober 29, 2020With the application of the Internet and technology, items are gradually developing towards "digitalization". The replacement of traditional physical storage media by digital audio has broug...view