PUI Audio, Inc.

- PUI Audio, Inc. is a leading developer, manufacturer and supplier of quality audio devices and components including buzzers, alerts and transducers. Corporate offices, product development, engineering, sales and customer service are located in Dayton, Ohio.

Our growth and product innovation are the results of listening to our customers. With an extensive network of sales representatives, agents and distributors, we provide products and services throughout the world.

Whether your needs are for an off-the-shelf product or a custom design, Projects Unlimited has your sound solution.

Sound Solutions

PUI Audio Sound Solutions

PUI Audio has a large portfolio of audio components including audio sound eXciters and a variety of other products that create a total sound solution. Learn More

Audio Kits for Design Solutions

Image of PUI Audio's Audio Kits for Design Solutions

PUI Audio offers kits that cover any audio application. Designing audio components can be difficult due to the different sounds, frequencies, and sensitivities. Learn More

Image of PUI Total Sound Solutions

Featured Products

Image of PUI Audio AS01508/AS01808 Series Microspeakers

AS01508/AS01808 Series Micro Speakers

PUI Audio’s slim-line micro speakers are purpose-built for space-limited, modern electronics, such as smartphones, tablets, and laptops, as well as wearable technology and IoT devices, such as Wi-Fi-enabled thermostats. Learn More

Image of PUI Audio SMT-0440 Series Transducers

SMT-0440 Series 4 x 4 x 2 mm Surface Mount Transducers

PUI Audio, Inc. pushes the envelope of audio transducer design by shaving the size of their already small SMT-0540 transducers down 20% with their new SMT-0440 series surface-mount transducers, adding sound to even smaller devices than ever before. Learn More

Newest Products View All (29)

Programmable Indicator Publish Date: 2011-05-25

PUI Audio's Programmable Indicator allows you to program up to 30 seconds of any WAV or MP3 file via USB from your computer.

AW-10 and AW-15 Sirens Publish Date: 2012-06-29

PUI Audio, Inc. offers a unique selection of sirens for any audible application. The sirens allow users to have design flexibility and change tones after design stages are complete.

Water-Resistant Speakers Publish Date: 2012-06-29

PUI Audio's water-resistant speakers have a special coating process, giving them the ability to provide sound quality equivalent to a paper diaphragm speaker.

Multi-Layered Piezo Speaker Publish Date: 2012-06-29

Less than 1.5 mm deep, PUI Audio's multi-layer piezo speakers reproduce sound, voice, and music.

Electret Condenser Microphones Publish Date: 2013-04-08

PUI Audio offers an extensive breadth of Electret Condenser Microphones (ECM) to suit a variety of applications.

Waterproof Microphones Publish Date: 2013-04-10

PUI Audio features a unique offering of waterproof microphones which are certified to IP57 standards, which means they can be submerged in water or processed through aqueous cleaning systems.

Recent PTMs View All (5)

Programmable Audio Indicator Publish Date: 2011-07-07

The API-4260-LW150-R indicators can be re-programmed as many times as desired. Any WAV or MP3 file can be used, which is under 33 seconds.

Duration: 5 minutes
SMT-0540 Series Surface Mount Transducers Publish Date: 2011-12-21

This transducer offers sound output comparable to three times the size of the component, making it a ideal for the shrinking sizes of handheld devices.

Duration: 5 minutes
Side-Firing Washable Surface Mount Transducers Publish Date: 2011-12-21

Even when standard solder pastes are used, component can be washed in high pressure without damaging the audio device.

Duration: 5 minutes
Enclosed Speaker Components Publish Date: 2014-03-06

Highlighting the components' operation and the benefits of the new speaker offerings from PUI Audio.

Duration: 5 minutes

Featured Videos View All (11)

Programmable Holiday music doorbell - Another Geek Moment

Nick demonstrates how to create a simple custom programmable holiday doorbell using just a few Digi-Key products.

Color Sensing Santa Detector -- Another Geek Moment

Digi-Key gets into the holiday spirit with their Color Sensing Santa Detector.

PUI Speaker Enclosures - Another Geek Moment Product Preview

PUI Audio introduces a new series of high quality, hassle free, loudspeaker enclosures.

PUI Audio Sound eXciters | Digi-Key Daily

PUI Audio Sound eXciters audio generators can be used on nearly any surface, don't need enclosure openings or perforations, and are easy to add to any design!

Manufacturer Web site