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 |
DSP208 Outdoor Waterproof Column SpeakerNovember 15, 2016Description:DSP208 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
DSP203II Indoor Column SpeakerNovember 16, 2016The DSP203II 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 applicationsview
DSP488 Outdoor Waterproof Dual Direction Column SpeakerNovember 18, 2016Description:The DSP488 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 dista...viewwe will contact you within 24 hours.
Exploring the Role of Explosion-Proof Speakers in Chemical PlantsDecember 22, 2023In the complex and hazardous environments of chemical plants, safety is paramount. Among the myriad safety measures in place, explosion-proof speakers stand out as crucial components ensuring effectiv...view
Configuration Solution of Public Address Amplifier and Speaker (I)March 29, 2019In the field of professional sound reinforcement, the configuration of audio equipment is very careful, among which the configuration of the power amplifier and the speaker is the most important. Alth...view