This product is a fireproof ceiling speaker with transformer. The mesh cover is designed with fine-hole aluminum, which is rustproof and durable, and the fireproof cover is molded with high-quality steel stamping. With powerful movable clamp, it is durable and reliable, easy to install. The speaker mounting plate is provided with protective rubber to protect ceiling material. DSP903A Active Ceiling Speaker 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. In order to facilitate your installation, commissioning and use of this product, please read this manual before installation.
Model | DSP903A | |
Acoustic System | Speaker Unit | 6.5”×1 |
Sensitivity (1m, 1W) | 90dB±2dB | |
MAX. SPL. (1m) | 97dB±2dB | |
Frequency Response | 180Hz~16kHz | |
Amplifier System | RMS | 6W |
Sensitivity | 200mV | |
Distortion | ＜0.1% | |
Freq. Resp. (20Hz-20KHz) | ±1dB | |
SNR | ≥92dB | |
Power Input | Voltage | ~220V/50Hz |
Others | Dimensions (H×W×D) | 200×200×98mm |
Weight | 1.10kg | |
DSP504 4.5 Inch 1.5W-10W ABS Ceiling SpeakerNovember 15, 2016Description: 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 distanc...view
DSP7054 6.5'' 40W Coaxial Ceiling SpeakerMarch 26, 2025This product is a ceiling speaker with 40W rated power. It has excellent sound quality, simple structure, and convenient power supply setting, easy installation. It is suitable for indoor environment...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...viewwe will contact you within 24 hours.
Hidden Speakers: Hidden Tech for Harmonious SpacesMay 15, 2025In the pursuit of "less is more" in modern home aesthetics, traditional bulky speaker boxes and obtrusive wiring often become blemishes in space design. How can we seamlessly integrate music...view
Presentation of Conference MicrophonesMarch 29, 2019The microphone placement in conference rooms is usually divided into desktop placement and microphone shelf placement. When putting the conference microphone on the desktop, we should pay attention to...view
EN
ar
bn
fr
ms
de
th
id
hi
pt
ru
es
