The DSP403II series are indoor column speakers made of nylon high-fiber crystal with good permeability, using a two-way structure, clear bright sound and wider frequency response, suitable for various indoor applications.
Model | DSP203II | DSP403II |
Speaker Unit | 4"×2,2"×1 | 4"×4,2"×1 |
Freq. Range | 140Hz-12kHz | 140Hz-12kHz |
Sensitivity (1m,1W) | 90dB±2dB | 94dB±2dB |
Maximum SP( 1m) | 102dB±2dB | 109dB±2dB |
Rated Power | 20W | 40W |
Product Size ( L×W×H) | 138×115×390mm | 138×115×682mm |
Package Size ( L×W×H) | 310×220×420mm | 310×220×420mm |
Net Weight (One Pair) | 6.0kg | 10.4kg |
Gross Weight (One Pair) | 7.0kg | 11.3kg |
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
DSP358 New 120W Outdoor Column SpeakerJune 25, 2025This 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 makes longer dis...view
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 ...viewwe will contact you within 24 hours.
DSPPA @ CPSE Beijing 2016November 25, 2016During the Oct. 25th - 28th , DSPPA attended the 13th International Exhibition on Public Safety and Security 2016 in Beijing, China . DSPPA attracted many attentions of visitors both at home and abroad with the new products.view
DSPPA | Join DSPPA at SPS 2025: AV Innovation UnveiledJune 4, 2025Abstract: Visit DSPPA at Hall E7, A023 in SPS 2025 to explore the new audiovisual innovation unveiled.view
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