DSPPA DSP455II Outdoor Waterproof Column Speaker 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. SPECIFICATIONS 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
