The DSP504 is a surface mounted ceiling 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 built-in 4.5'' speaker driver is designed of wide frequency response(300-14,000Hz), the multiple terminals 1.5W, 3W & 6W can be applied to different occasions vary in area sizes and background noises; It is made of high quality engineering plastic, with long-term durability, and will never be out of shape or fading;No roof cutout direct mounting on ceiling by 4 screws ;waterproof, long life, with clear and sonorous sound.
This surface mount ceiling speaker is an ideal choice for industrial and commercial applications in hotel, school, office and factory where background music and paging is needed.

DSP5211 10W 6.5 Inch Coaxial Frameless Ceiling SpeakerMarch 21, 2017This product is a coaxial two-frequency ceiling speakers. With wide angle and high output power, it can output good sound effect. Besides, it’s easy to install. It’s an ideal choice for you .view
DSP703 10W-20W Coaxial Ceiling SpeakerNovember 14, 2016Description:The DSP703 is a coaxial ceiling 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 transmi...view
DSP6030 40W 6.5” Coaxial Ceiling SpeakerOctober 13, 2023The DSP6030 is a high-quality coaxial ceiling speaker designed for easy installation and excellent sound performance. With its compact size and sleek design, it is perfect for a variety of application...viewwe will contact you within 24 hours.
Panama Invest and Fest Guangzhou 2019April 2, 2019On April 1st, DSPPA is honored to attend the Panama Invest and Fest Guangzhou 2019.view
Cooperative Application of Visualization and Virtual RealityMarch 29, 2019Visualization is the theory, method and technology of using computer graphics and image processing technology to convert data into graphics or images and display them on the screen, and carry out inte...view