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.

DSP9140 6.5-inch 35W Square Motorized In-Ceiling SpeakersAugust 30, 2022DSP9140 square motorized in-ceiling speakers is a 35W motorized speaker with the features of automatic flip and adjustable angle. Equipped with coaxial unit and 28 turbo worm DC gear motor with overlo...view
DSP5211L New 10W Coaxial Frame-less Ceiling SpeakerApril 27, 2022This product is a coaxial two frequency ceiling type speaker,with a wide range of sound diffusion, large output power. Easy installation fear,can reproduce the voice and music. It’s an ideal choice f...view
DSP5012L 35W Coaxial Frame-less Ceiling SpeakerAugust 17, 2018The DSP5012L 35W coaxial frame-less ceiling speaker is a coaxial two-frequency ceiling speakers. With wide angle and high output power and rotary clip design, easy installation, durable and reliable, ...viewwe will contact you within 24 hours.
Design and Application of Surface Mount Ceiling SpeakersFebruary 4, 20211. Design of surface mount ceiling speakersSurface mount ceiling speakers are no strange to everyone, because they can be found almost everywhere in shopping malls, buildings, meeting places, etc. We ...view
DSPPA | 2023 Happy New YearDecember 30, 2022Our office will be closed from 31st Dec. to 2nd Jan for celebrating the new year and will resume work on Tuesday, 3rd Jan.view