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 | |||
DSP915 5W-20W ABS Ceiling SpeakerNovember 14, 2016Description:The DSP915 is a ceiling speaker, also known as a 2 way ceiling speaker, it can be switched between the voltage terminal and the ohms terminal. The 70v/100v transmission is realized in a hi...view
DSP7181 Two-Way 8-Inch 100W Coaxial Ceiling Loudspeaker with Power TapJuly 28, 2025This 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 t...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 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
Happy 32nd Anniversary, DSPPAAugust 7, 2020Abstract: With determination and through self-reliance and hard work, we have forged ahead on the road to company development and progress.With determination and through self-reliance and hard work, w...view