Ceiling Speaker for Home | with Bluetooth | 50W | 12VDC | Ø205mm | White
Code: ES-LY-552Recessed ceiling speaker set consists of one main active speaker with an integrated amplifier and one passive speaker. The active speaker is powered by 12 V DC, receives audio via Bluetooth, USB connection or a wired audio input, and sends the amplified signal to the passive speaker.
The set is designed for background music, speech and other audio content in residential, commercial and public spaces. The recessed design allows the speakers to be installed in the ceiling so that only the white round decorative grilles remain visible in the room.
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Recessed Bluetooth ceiling speaker set – active and passive, 2×50 W, 12 V DC, white
Recessed ceiling speaker set consists of one main active speaker with an integrated amplifier and one passive speaker. The active speaker is powered by 12 V DC, receives audio via Bluetooth, USB connection or a wired audio input, and sends the amplified signal to the passive speaker.
The set is designed for background music, speech and other audio content in residential, commercial and public spaces. The recessed design allows the speakers to be installed in the ceiling so that only the white round decorative grilles remain visible in the room.
Set contents:
According to the supplied specification, the set includes 1 active Bluetooth speaker and 1 passive speaker. The active speaker contains an integrated amplifier and audio-control electronics, while the passive speaker is connected to it using speaker cable.Important information about the power supply:
The active speaker requires a regulated 12 V DC power supply. Before connection, check the polarity, power-supply current rating and connector type. Do not connect the speaker directly to a 230 V AC supply.Operating principle:
The audio signal is sent to the main active speaker, which contains the integrated amplifier and control electronics. The active speaker amplifies the signal and sends it to the connected passive speaker, so no additional external audio amplifier is required.Set type
Active and passive speakerSupply voltage
12 V DCRated power
50 W per speakerPassive speaker impedance
8 ΩFrequency range
50–20,000 HzMounting cut-out
Ø205 mmMain active speaker
The main speaker contains an integrated amplifier, Bluetooth receiver and audio-control electronics. It functions as the main control unit for the entire set and sends the amplified audio signal to the passive speaker.
- 12 V DC power supply – for the active speaker amplifier and control electronics.
- Bluetooth connectivity – for wireless audio transmission from a phone, tablet or other compatible device.
- USB connection – for playing audio content from compatible storage media.
- Audio input – for connecting an external wired audio source.
- App control – according to the supplied technical information.
- Integrated amplifier – no additional external amplifier is required.
- Passive speaker output – for connecting the second speaker in the set.
Passive speaker
The passive speaker does not contain an integrated amplifier, Bluetooth receiver or separate power input. It is connected to the main active speaker and reproduces the amplified audio signal supplied by it.
The rated power of the passive speaker is 50 W, and its impedance is 8 Ω. The active and passive speakers must be connected using a two-core speaker cable of suitable cross-section, observing the indicated polarity.
Audio reproduction
The specified frequency range of the speakers is 50–20,000 Hz, making the set suitable for speech, background music and various types of everyday audio content.
The specified sensitivity is 92 dB ±3 dB. This value describes the sound level produced by the speaker at a given input power and under specified measurement conditions.
The rated power of each speaker is stated as 50 W. The active speaker output for the passive speaker is also intended for a speaker rated up to 50 W.
Important information about power ratings:
The supplied specification states 50 W for both the active and passive speaker, but does not clarify whether this is RMS, nominal, music or maximum power. Therefore, this description uses the stated term “rated power – 50 W”.12 V DC power supply
The active speaker is powered by 12 V direct current. This supply arrangement allows the system to be used at sites with a centralised 12 V DC power supply, a separate adapter or another suitable low-voltage power system.
The power supply must provide not only 12 V DC, but also sufficient output current for the active speaker and its amplifier. The required current and power rating of the power supply are not stated in the supplied specification.
Power-supply safety:
Before connection, check the markings for the positive and negative terminals. Incorrect polarity, excessive voltage or an underpowered supply may damage the active speaker electronics.Recessed ceiling installation
The speakers are intended for installation in circular openings prepared in the ceiling. The specified mounting cut-out diameter is 205 mm, while the external speaker dimensions are approximately Ø240×110 mm.
After installation, most of the speaker housing remains above the ceiling plane, while only the white round decorative grille is visible in the room. This mounting method is suitable for plasterboard, suspended and other ceiling constructions in which an opening of the required size can be prepared safely.
Before installation:
Check the ceiling-cavity depth, mounting cut-out diameter, structural strength, routing of the 12 V DC power cable and routing of the cable between the active and passive speakers.Technical specifications
Product type Recessed Bluetooth ceiling speaker set Set contents 1 active speaker and 1 passive speaker Active speaker power supply 12 V DC Active speaker rated power 50 W Passive speaker rated power 50 W Passive speaker impedance 8 Ω Frequency range 50–20,000 Hz Sensitivity 92 dB ±3 dB Mounting cut-out diameter Ø205 mm External dimensions Ø240×110 mm Wireless connectivity Bluetooth Other functions USB, audio input, app control Mounting type Recessed ceiling mounting Visible colour White Main functions and benefits
- Active and passive speaker set – for more even sound distribution.
- 12 V DC power supply – for the active speaker electronics and amplifier.
- Integrated amplifier – built into the main active speaker.
- Bluetooth connectivity – for wireless audio transmission.
- USB playback – for audio content from compatible storage media.
- Audio input – for connecting a wired source.
- App control – according to the supplied specification.
- 50–20,000 Hz frequency range.
- Recessed installation – for a neat ceiling finish.
- Suitable for background music and speech reproduction.
Where can it be used?
- In living rooms – for music and everyday audio content.
- In kitchens and dining rooms – for background music.
- In offices – for background music and audio content.
- In meeting rooms – for speech and multimedia audio.
- In shops – for background soundtracks.
- In cafés and restaurants – for music in customer areas.
- In hotels – in shared and relaxation areas.
- In beauty salons – for background music.
- In teaching and waiting areas – for speech and audio playback.
Installation procedure
- Select the installation locations. Position the speakers so that sound is distributed evenly throughout the room.
- Check the ceiling cavity. It must accommodate the approximately 110 mm deep speaker housing and its connections.
- Mark the Ø205 mm openings. Check the dimensions again before cutting.
- Route the 12 V DC power cable. It is connected to the active speaker.
- Route the speaker interconnection cable. This cable connects the active speaker to the passive speaker.
- Check the power-supply polarity. Connect the positive and negative wires according to the speaker markings.
- Connect the passive speaker. Observe the polarity of the speaker terminals.
- Insert the speakers into the openings. Secure them using the mounting mechanism built into the housing.
- Check operation. Test Bluetooth, USB, the audio input and playback from both speakers.
Usage and safety notes
- Power the active speaker only with 12 V DC.
- Do not connect the speaker directly to a 230 V AC mains supply.
- Check the power-supply polarity before connection.
- Use a regulated power supply with sufficient capacity.
- Do not confuse the active and passive speaker connections.
- Do not connect additional speakers with unsuitable impedance.
- Do not use outdoors or in locations exposed directly to waterunless an appropriate IP protection rating is specified.
- Do not cover the active speaker electronics or cooling areas.
- Do not use damaged cables or connectors.
- Do not listen at high volume for extended periods.
Technical information still to be confirmed:
The supplied specification does not state the required current of the 12 V power supply, the power connector type, Bluetooth version, wireless range, app name, USB-supported file formats, audio-input connector type, IP protection rating or the cables included in the set.FAQ – frequently asked questions
Does the set include two speakers?
Yes. According to the supplied information, the set includes one active and one passive ceiling speaker.What is the supply voltage of the active speaker?
The active speaker is powered by 12 V direct current.Can the speaker be connected directly to a 230 V mains supply?
No. The active speaker requires a suitable 12 V DC power supply.Does the passive speaker require a separate power supply?
No. It is connected to the active speaker and receives the amplified audio signal through the speaker cable.Is a separate amplifier required?
No. The amplifier is integrated into the main active speaker.Can music be played from a phone?
Yes. The main speaker has Bluetooth functionality.Can a wired audio source be connected?
Yes. An audio input is stated in the supplied information.Does the speaker have a USB function?
Yes. USB functionality is listed in the active speaker specification.What size mounting cut-out is required?
The specified mounting cut-out diameter is 205 mm.What is the speaker depth?
The supplied dimensions state an external depth of approximately 110 mm.Can the speakers be installed in a damp room?
No IP protection rating is stated, so the speakers should not be installed where they may be exposed directly to water or high humidity.12 V DC recessed Bluetooth ceiling speaker set
The set includes one main active speaker with an integrated amplifier and one passive speaker. The active speaker is powered by 12 V DC, while the passive speaker is connected to it with speaker cable.
The audio signal can be transmitted via Bluetooth, USB or a wired audio input. No additional external audio amplifier is required.
Both speakers are designed for recessed ceiling installation. The white round grilles provide a neat and neutral appearance, while the concealed housing does not occupy additional space in the room.
The speakers have a stated rated power of 50 W and a frequency range of 50–20,000 Hz, making them suitable for background music, speech and everyday audio content in homes, offices, shops, cafés and other indoor spaces.
Before installation, select a regulated 12 V DC power supply with sufficient capacity and check the polarity, ceiling-cavity depth and wiring arrangement between the active and passive speakers.
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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