The DSP405 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 products have gotten waterproof certificate and other certificates, and the net cover is made of aluminum and would not rust. The speaker is constructed of dual-crossover. The speaker units have the features of high sensitivity and high dynamic range.
This column speaker can be applied to different occasions vary in area sizes and background noises, such as station, park, school, square, military camp, industrial park, beach, etc.

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 ...view
DSP158 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...view
DSP8116W Outdoor waterproof column loudspeakerDecember 1, 2017The DSP8116 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...viewwe will contact you within 24 hours.
Which Audio Equipment Should Be Used in Different Meeting Rooms?October 28, 2020For small conference room audio equipment, generally only microphones, mixers, audio power amplifiers, and speakers are needed. If necessary, a wireless microphone needs to be configured.The use of me...view
Knowledge Points to be Considered in the Design of Public Broadcasting SystemJuly 25, 2019Transmission modeThe output power of the system is fed by cable broadcasting. Requirements for line attenuation: In public broadcasting systems, line attenuation from the output of public address ampl...view