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
WA114 Ceiling SpeakerJune 11, 2019WA114 is a 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 connec...view
DSP5211L 10W 6.5 Inch Coaxial Frameless Ceiling Speaker (8Ω)August 29, 2019This product is a coaxial two frequency ceiling type speaker,with a wide range of sound diffusion.large output power.easy installion fear,can reproduce the voice and music. It’s an indeal choice for ...viewwe will contact you within 24 hours.
The Role of a Paperless Conference SystemSeptember 3, 2020In response to the call of green environmental protection, paperless conference system has gradually entered the public's vision. What are its specific functions? Next, I'll give you the answ...view
The Development of the Conference System in the Education IndustryJune 18, 20211. The conference system is widely used in the education industryWith the gradual improvement of IT infrastructure, education informatization is entering the second stage. The popularization and stren...view