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.
DSP903A Active Ceiling SpeakerAugust 30, 2019This product is widely use in schools, gyms, squares, parks, parking lots, train stations, airports, villas, supermarkets and shopping malls. It is an ideal choice for public broadcasting. Order to fa...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
DSP159 ABS 6.5 Inch Ceiling Speaker With TransformerNovember 15, 2016The DSP159 is a Hifi ceiling speaker, also known as a coaxial ceiling speaker, which can be switched between the voltage terminal and the ohms terminal.viewwe will contact you within 24 hours.
DSPPA | Notice of the May Day HolidayApril 30, 2024Abstract: Happy May Day! May your five-day holiday be filled with endless happiness and boundless joy!view
Sino-British academic exchanges between DSPPA and Princess Michael of Kent, EnglandFebruary 9, 2018Volvo Global Ocean Race, known as the "Sea Marathon" and the sailing competition "Everest" came to Guangzhou in Nansha area from January 31, 2018 to February 5. The Volvo Global Ocean Race with the Ol...view
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