Ceiling speaker | 70V/100V | 10W | 95dB | with protective cover | Full-range 3" driver
Code: DSP5311IBCeiling speaker with a protective cover, designed for announcements and background music in public address (PA) systems. Thanks to the built-in 70V/100V audio transformer, it is suitable for large-building audio networks where multiple zones or many speakers need to be connected on the same line.
The speaker features high sensitivity, a wide frequency range, and a maximum sound pressure level of 95 dB, ensuring clear voice reproduction and stable background sound in rooms of various sizes. The set includes a protective cover that shields the unit from dust and contamination, while the housing is designed for easy ceiling installation.
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Technical Specifications
Manufacturer: DSPPA
Model: DSP3011IB
Type: Frameless in-ceiling loudspeaker
RMS Power: 10W
70V Line Power: 1.5W / 3W
100V Line Power: 3W / 6W
Speaker Size: 3" full-range
Maximum SPL: 95 ± 2 dB
Sensitivity: 85 ± 2 dB
Frequency Range: 130 Hz – 20 kHz
Material: Aluminum grille
Cutout Diameter: Ø105–110 mm
Construction: Casing structure with front grille
Main Features
Integrated 70V/100V transformer allows connecting many speakers on a single line.
10W nominal power – strong sound for medium and larger zones.
3" full-range driver provides clear and clean voice reproduction.
95 dB SPL – suitable for all types of public spaces.
Protective cover shields the internal structure from dust and contaminants.
Easy installation thanks to a 105–110 mm cutout – fits most ceiling systems.
Usage
For home users: Suitable for corridors, garages, utility and technical rooms. Provides clean background music and smooth playback of announcements. Easy to install even in renovated ceilings.
For engineers / designers: Excellent choice for commercial PA systems requiring 10W speakers. Stable frequency response from 130 Hz ensures good voice clarity. Suitable for multi-speaker systems, evacuation and information networks.
For electricians / installers: Integrated 70V/100V transformer ensures simple and universal wiring. Wide cutout tolerance (Ø105–110 mm) simplifies installation. Protective cover allows confident use in dusty or high-traffic environments.
Pros
10W power – extra sound reserve
Clear voice and strong SPL
Built-in 70V/100V transformer
Suitable for multi-zone PA networks
Easy installation even in non-standard ceilings
Protective cover for dust protection
Cons
Not resistant to moisture (for dry indoor use only)
Limited low-frequency response (from 130 Hz)
Requires a PA amplifier – not suitable for direct Hi-Fi connection
Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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