The DSP903 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.
The built-in 4.5” speaker driver is designed of wide frequency response (250-16,000Hz), 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-class steel and fixed by stamping, which ensures long-term durability, and will never be out of shape; Equipped with leaded wire case which is hard to burn for fireproofing; Spring clip clamp makes the easy and secure installation possible; Driver surround excellent damping, long life, clear and sonorous sounds.
This fireproof ceiling speaker is an ideal choice for industrial and commercial applications in hotel, school, office and factory where background music and paging is needed.
DSP662 1~6W Ceiling Speaker with Fire DomeNovember 15, 2016Description:DSP662 is a fireproof ceiling speaker with built-in 70v/100v transformer. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance transmissio...view
DSP922S 4.5 Inch Fireproof Ceiling Speaker with TransformerNovember 15, 2016The DSP922S is a ceiling speaker with a 70v/100v transformer built in, and also is a ceiling speaker with fire dome. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance transmission and parallel connectiviewDSP922S 4.5 Inch Fireproof Ceiling Speaker with TransformerNovember 14, 2016The DSP922S is a ceiling speaker with a 70v/100v transformer built in, and also is a ceiling speaker with fire dome. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance transmission and parallel connectiviewwe will contact you within 24 hours.
18th Asian Games, we are ready!August 9, 201818th Asian Games, we are ready!Guangzhou DSPPA Audio Co. Ltd.Since 1988, 30-year’s dedication to audio and video technologyIn 2018, we became the official support partner and exclusive public address...view
Wall Mount PA Speakers: Delight Your Ears, Decorate Your LifeNovember 20, 2024Wall mount PA speakers are a type of speaker that can be installed on a wall, typically used to provide surround sound effects or save space. DSPPA wall mount PA speakers are loved for their wonderful...view
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