
DSPPA 4W 4.5 Inch Ceiling Speaker (Volt) | DSP114
The DSPPA DSP114 is a 4 W round ceiling speaker with a built-in 70 V / 100 V transformer, made for background music and paging systems. It uses a 4.5-inch driver with a frequency range of 110 Hz – 20 kHz and weighs 0.45 kg.

Line-voltage transformer with power taps: The transformer lets the speaker work on 70 V or 100 V PA lines, where many speakers share one long cable run from the amplifier. Its terminals let you choose the power: 1 W or 2 W on a 70 V line, and 2 W or 4 W on a 100 V line, so you can set how loud each area is.
Sound output: The driver has a sensitivity of 90 ±2 dB and reaches a maximum sound pressure level of 96 ±2 dB. DSPPA gives the driver surround a damping treatment for long-term operation and clear sound.

Easy ceiling installation: The speaker fits a Ø150–155 mm hole in the ceiling. Its clamps adjust to the ceiling thickness and hold the speaker in place once released.
Durable housing: The body is made of high-quality engineering plastic, which DSPPA uses so the speaker keeps its shape and colour in long-term use.
Who it's for / Works with
DSPPA lists hotels, schools, offices and factories where background music and paging are needed. The speaker connects to a PA amplifier with a 70 V or 100 V output.
Good to know
This is the line-voltage (70 V / 100 V) version, marked "(Volt)" in the title. It needs a Ø150–155 mm cut-out in the ceiling.
Technical Specifications
| Model | DSP114 |
| Speaker Unit | 4.5" |
| Rated Power (RMS) | 4 W |
| 70 V Taps | 1 W / 2 W |
| 100 V Taps | 2 W / 4 W |
| Frequency Response | 110 Hz – 20 kHz |
| Sensitivity | 90 ±2 dB |
| Max. SPL | 96 ±2 dB |
| Ceiling Cut-out | Ø150 – 155 mm |
| Dimensions | 170 x 70 mm |
| Weight | 0.45 kg |
📄 Datasheet: Download the official DSPPA DSP114 datasheet (PDF)
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