The DSP505 is a ceiling speaker with fire dome and 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.

This speaker is designed of wide frequency response (100-16,000Hz); It is made of high-class steel, and equipped with clamps for installation, with long-term durability, and will never be out of shape or fade; Construction of dual-crossover, its flush mount type makes the easy and secure installation possible; Driver surround excellent damping, long life, clear and sonorous sounds.

This 70v ceiling speakers with fire dome can be applied to different occasions vary in area sizes and background noises, such as station, park, school, square, military camp, industrial park, etc.