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Why choose us?

Since 2006, Swallow Electronics has been a trusted source for Public Address System Speaker.

We manufacture and export Ceiling Speakers, Wall Speakers, Ball Speakers, Garden Speakers, Horn Speakers, Column Speakers, Megaphones and related audio products.

Professional Team

19 years of production experience, 13 years of export expertise, and a skilled team with 15+ years in speaker manufacturing.

Quality Control

Strict quality control, professional quality inspection and testing equipment; all products are CE & RoHS certified.

Fast Response

Professional technicians and service teams are online 24 hours a day, and respond quickly within 5 minutes.

Customized Service

Accept ODM/OEM service, 24-hour tailored solutions, fast prototyping, and quick delivery.

  • Round Ball Speaker 40W
    Model: B9. Rated power: 30W/40W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 90dB.
  • Hanging Pa Speakers
    Model: B11. Rated power: 30W/40W. Input voltage: 100V / 8Ω (switchable). Frequency range: 250Hz – 8kHz. SPL(@1W/m): 108dB.
  • Coaxial Ball Speaker
    Model: B10. Rated power: 20W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 90dB.
  • Oval Ball Speaker
    Model: B8. Rated power: 20W. Input voltage: 100V. Frequency range: 90-18KHz. SPL(@1W/m): 91dB.
  • 10W Spherical Speaker
    Model: B1. Rated power: 10W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 90dB.
  • Commercial Pendant Speakers
    Model: B2. Rated power: 15W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 91dB.
  • Ceiling Pendant Speakers
    Model: B3. Rated power: 10W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 91dB.
  • Small Ball Speaker
    Model: B4. Rated power: 10W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 91dB.
  • Pendant Sphere Loudspeaker
    Model: B5. Rated power: 10W. Input voltage: 70V / 100V. Frequency range: 90Hz – 16kHz. SPL(@1W/m): 90 ± 3dB.
  • 6.5 in Pendant Speaker
    Model: B6. Rated power: 15W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 91dB.
  • Spherical Pendant Loudspeaker
    Model: B7. Rated power: 10W. Input voltage: 100V. Frequency range: 90-16KHz. SPL(@1W/m): 91dB.
 

 

What is Ball Speakers?

 

Ball speaker is a spherical-shaped speaker designed for 360-degree sound dispersion, making it ideal for environments that require even and wide sound coverage. These speakers are commonly suspended from ceilings or mounted in open spaces such as shopping malls, exhibition halls, airports, restaurants, and public areas.

 

 

Benefits of Ball Speakers

 

  • The spherical housing of the ball speakers ensures a well-rounded sound

Ball speakers do not feature any edges or right angles. Thus, they do not have any cabinet walls positioned opposite each other, either. This minimises interference caused by the sound within the cabinet. Unlike many other speaker cabinets which do have other advantages, the ball speaker thus ensures a sound which appears to be wider and often even more organic. Similar to open-baffle speakers, many enthusiasts say that ball speakers also create an acoustic stage because they feature wider radiation due to the missing corners at the side of the cone.

 

  • A single 360° pendant ball speaker can already provide a pleasant reproduction of speech and music in a large salesroom.

The spherical design may adopt an omnidirectional acoustic structure to make the sound diffuse evenly in the horizontal direction and reduce the sound blind area. Good ball speakers certainly qualify for a sophisticated reproduction of background music in large retail shops as well as for PA installations.

 

 

 

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Material of ball speakers

 

Common materials include:

 

  • ABS Plastic – Lightweight, durable, and commonly used for indoor ball speakers.
  • Aluminum Alloy – Provides better durability and a premium finish, often used for higher-end models.
  • Fiberglass – Used for specialized applications requiring lightweight and rigid enclosures.
  • Steel or Metal Mesh Grilles – Often used for protection and aesthetic purposes.

 

 

 

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Applications for ball speakers:

Acoustically demanding large areas and ceilings which cannot be suspended

 

Modern ball speakers which have been perfectly set by our Development Engineer Acoustics can even cope with most difficult acoustic conditions. Hence, they usually provide high-quality speech reproductions in large rooms with very high ceilings or in outdoor areas:

  • Warehouses
  • Wholesale trade
  • DIY stores
  • Airports
  • Car dealerships
  • Stadium stands
  • Outdoor areas of bars and restaurants

 

 

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There are two types of ball Speakers

 

  • Directional Ball Speakers

Focus sound in a specific direction, useful for targeted audio coverage.The sound opening is directed downwards. This ensures a more precise PA application for individual areas. The exit angle of the sound is 100° to 120°. When you consider the height of the ball speaker, just imagine the radiation cone of the speaker at the corresponding height with the respective angle. This results in the base area of the cone, i.e. area covered by the sound. With increasing height of the speaker, this area becomes larger.As a general rule, more speakers with a lower power output provide a more pleasant sound than fewer speakers.

 

  • Omnidirectional Ball Speakers

Deliver 360° sound dispersion, ideal for large open spaces.Ball speakers with mechanically built-in reflectors are suitable for very large-scale PA applications. You can imagine this as a sprinkler system for sound. In this case, the radiation angle is 360°. Hence, the ball speaker scatters in all directions and creates an expanded sound layer.

 

 

 

 

Components of a ball speaker

A ball speaker consists of several key components that contribute to its functionality, sound quality, and durability. Here’s a breakdown of its main parts:

 

1. Speaker Driver (Transducer)

  • Woofer/Midrange – Converts electrical signals into sound.
  • Tweeter (if 2-way design) – Handles high frequencies for clear treble.
  • Voice Coil – Works with the magnet to produce sound vibrations.
  • Magnet – Usually ferrite or neodymium, providing the necessary magnetic field.

2. Enclosure (Housing)

  • Made from ABS plastic, aluminum, or fiberglass for durability.
  • Designed in a spherical shape to minimize sound diffraction and improve sound dispersion.

3. Grille (Protective Cover)

  • Usually metal or plastic mesh to protect the speaker cone.
  • Helps maintain audio clarity while shielding against dust and physical damage.

4. Crossover Circuit (For 2-Way Systems)

  • Directs frequencies to the appropriate drivers (woofer/tweeter).
  • Ensures balanced sound output.

5. Transformer (For 100V/70V Line Speakers)

  • Used in commercial audio systems to allow multiple speakers to run on the same circuit.

6. Wiring & Connectors

  • Internal wiring to connect components.
  • External terminals or cable leads for input connections.

7. Mounting System

  • Hanging hooks, ceiling brackets, or adjustable mounts for installation flexibility.

 

 

 

How do I determine the number of ball speakers needed for a given area?

 

1. Coverage Area Per Speaker

Each ball speaker has a recommended coverage area based on its power rating, dispersion angle, and installation height. Generally:

  • 5-inch speaker (10W): Covers approximately 10-15㎡
  • 6-inch speaker (15W): Covers approximately 15-20㎡
  • 8-inch speaker (20W): Covers approximately 20-30㎡

 

2. Ceiling Height & Installation Distance

  • If the ceiling is low (2.5-3.5m) → Place speakers 4-6 meters apart
  • If the ceiling is high (above 4m) → Increase the spacing to 6-8 meters
  • For very high ceilings (6m+), consider higher wattage models or additional units to maintain good sound coverage.

 

3. Sound Pressure Level (SPL) & Background Noise

  • If the environment is quiet (offices, galleries), fewer speakers with lower power may be sufficient.
  • If the area is noisy (shopping malls, train stations), install more speakers with higher wattage to ensure clear audio.

 

4. Overlapping Sound Fields

For even sound distribution, the speaker’s sound fields should slightly overlap. A general rule:

  • The distance between two speakers should be around 1.5 times the mounting height to avoid sound gaps.

 

5. Calculation Formula (Approximate Guide)

To estimate the number of speakers:

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For example, in a 300㎡ hall using 6-inch, 15W speakers (covering ~20㎡ each):

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How to cooperate with us ?​​​​​​​

If customers want to cooperate with Swallow Electronics Factory, they can follow these steps: 

01/

Inquiry & Product Selection

Customers can visit www.loudspeakerchina.com or contact info@loudspeakerchina.com to check available ceiling speakers, wall speakers, horn speakers, and other products.

Provide specifications, quantity, and customization requirements (OEM/ODM, logo, packaging, etc.).

02/

Quotation & Sample Confirmation

Swallow Electronics will provide a quotation based on the request.

If needed, samples can be arranged for testing. Sample cost and shipping fees will be confirmed.

03/

Order Confirmation & Payment

Once the sample is approved, the customer confirms the order details (model, quantity, price, lead time, payment terms, etc.).

Payment terms: Usually T/T (Bank Transfer), L/C, or negotiable terms.

04/

Production & Quality Control

The factory starts production after receiving the deposit/payment.

Strict QC process ensures the products meet CE & RoHS standards.

Customers can request third-party inspections if needed.

05/

Packing & Shipping

Speakers are packed as per the customer’s requirements (standard or custom packaging).

Shipping by sea, air, or express (DHL, FedEx, UPS, etc.), based on customer preference.

06/

After-Sales Support

Warranty & technical support are provided.

If any issues arise, the factory will help solve them promptly.

 

 

 

Our Certificate

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Our Factory

 

Swallow Electronics Factory, established in 2006, specializes in manufacturing and exporting high-quality audio products, including ceiling, wall, ball, garden, horn, and column speakers, as well as megaphones. With a 3,800 sqm workshop, 12 injection molding machines, and a monthly output of 50,000 pcs, we ensure efficient production. Our experienced team, with 15+ years of expertise, guarantees excellence in OEM & ODM services, including custom designs, logos, and labels. Supplying to Europe, the USA, the Middle East, and South America, our CE & RoHS-compliant products meet global standards. Committed to quality, service, timely delivery, and competitive pricing, we aim to build lasting partnerships based on trust and satisfaction. 

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FAQS​​​​​​​

1. What is a speaker ball?

Ball Speakers allow impressive stereo imaging. This means an imaginary sound space, like a three-dimensional stage, on which the location of each performer can be clearly located.

2. Are your ball speakers waterproof?

Some models are designed with IP-rated waterproof protection, making them suitable for humid or semi-outdoor environments. Please check the specific product details for water resistance levels.

3. How does a Hanging Ball Speaker differ from a regular ceiling speaker?

Unlike traditional ceiling speakers that are flush-mounted, Hanging Ball Speakers are suspended from the ceiling, allowing wider sound coverage and an aesthetic appeal.

4. How is a Hanging Ball Speaker installed?

It is suspended from the ceiling using a secure mounting cable or chain. The speaker connects to an amplifier via 70V/100V line or 8Ω low-impedance wiring.

5. Can I install a Hanging Ball Speaker outdoors?

Some models come with IP-rated waterproof protection (e.g., IP44, IP65), making them suitable for semi-outdoor environments like patios or covered outdoor areas.

6. What is the speaker’s coverage area?

Coverage depends on the speaker’s power and height of installation. A single speaker can effectively cover 10-20 square meters, but multiple speakers can be installed for larger areas.

7. Does the Hanging Ball Speaker come with installation accessories?

Yes, we provide hanging cables, mounting brackets, and necessary installation hardware for easy setup.

8. What kind of amplifier do I need for a Hanging Ball Speaker?

70V/100V models require a constant voltage amplifier
8Ω models can work with a standard low-impedance amplifier

9. Can I get a Hanging Ball Speaker in custom colors?

Yes, we offer custom colors including white, black, gray, and red. Custom finishes can also be arranged for bulk orders.

10. Can I order a Bluetooth version of the Hanging Ball Speaker?

Our standard models are wired, but custom Bluetooth or wireless versions can be developed for specific projects.

11. Are your Hanging Ball Speakers compatible with existing PA systems?

Yes, our speakers support 70V/100V and 8Ω connections, making them compatible with most public address (PA) and background music systems.

12. Can I use Hanging Ball Speakers for emergency announcements?

Yes, when connected to a PA system with emergency broadcast functionality, the speakers can be used for safety announcements and alerts.

13. Do you offer logo printing or branding services?

Yes, we provide OEM & ODM services, including custom logos, labels, and packaging.

14. Do you provide product samples?

Yes, samples are available. The cost is refundable after placing a bulk order.

15. Do your Hanging Ball Speakers comply with international safety standards?

Yes, our products are CE & RoHS compliant, ensuring safety and environmental standards.

16. Are your ball speakers compliant with international safety standards?

Yes, most of our ball speakers are CE & RoHS compliant, ensuring high quality and environmental safety.

17. What cable type should be used for installation?

Shielded speaker cables (e.g., 2-core 1.5mm² or 2.5mm²) are recommended for high-quality sound transmission with minimal loss.

 

 

We're well-known as one of the leading ball speakers manufacturers and suppliers in China. Please feel free to buy customized ball speakers made in China here from our factory. For quotation, contact us now.

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