This product is a ceiling speaker with a coaxial design, featuring a full-range driver and a tweeter, complemented with a rear cover. It supports both 8Ω and 100V line inputs, with selectable power taps for flexible configuration. The terminal connectors are located at the front for easy installation and setup. Featuring a ported design for enhanced bass and separate tweeter and woofer, it delivers improved sound quality. With its sleek, modern aesthetics and superior audio performance, it is an ideal solution for sound reinforcement.

Model | DSP7154 | DSP7166 | DSP7181 | |
Drive Units | Full-range | 5"x1 | 6"x1 | 8"x1 |
Tweeter | 1"x1 | 1.5"x1 | 1.5"x1 | |
Rated Power (RMS) | 40W | 60W | 100W | |
Power Adjustment | 100V | 40W-20W-10W-5W-2.5W | 60W-30W-15W-7.5W-3.7W | 100W-50W-25W-12W-6W |
8Ω | 40W | 60W | 100W | |
Freq. Response | 80Hz-20KHz | 75Hz-19KHz | 70Hz-20KHz | |
Sensitivity | 87dB | 90dB | 92dB | |
Maximum SPL | 103dB | 108dB | 112dB | |
Dimension(Diameter*Height) | 235mm×135mm | 271mm×150mm | 334mm×178mm | |
Cutout Dimension | 205mm | 238mm | 294mm | |
Input Connector | 4-Pin Phoenix Terminal | |||
Grille Type | Metal Grille | |||
DSP7154L 8Ω 5'' 40W Coaxial Ceiling Speaker with Rear CoverJuly 8, 2025This product is an 8Ω ceiling speaker with a coaxial design, featuring a full-range driver and an tweeter, complemented with rear cover. The terminal connectors are located at the front for easy inst...view
DSP918 60W 70V/100V 4-16Ω Crossover Bass & Treble Ceiling SpeakerNovember 14, 2016DSP918 is a ceiling speaker ( or two way ceiling speaker) which is suitable for different public address wires. It can be switched between the ohms terminal 4-16 Ω and the voltage terminal 70/100V;view
DSP922G 4W-15W Fireproof Ceiling SpeakerNovember 15, 2016Description:The DSP922G 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 m...viewwe will contact you within 24 hours.
The discriminative methods of positive and negative poles of announcement speakerJune 22, 2018The phase of an announcement speaker is the connection of the positive and negative poles of the loudspeaker when used in series and parallel. When more than two speakers are used, the consistency of ...view
DSP9000 IP Network PA & Intercom System for PrisonsApril 25, 2025DSP9000 IP Network PA & Intercom System integrates computer networks, PSTN, and mobile communication networks into a unified audiovisual communication solution. It enables interconnectivity across LAN, WAN, PSTN, and mobile devices, offering cost-effective voice, video intercom, and broadcasting functions, making it ideal for application in schools, hospitals, apartments, factories, and public transit stations.view