Be easily heard with the touch of a button
Threo Electric Whistle will allow you to grab attention quickly and efficiently. Unlike traditional ones, our whistle requires no blowing. It doesn't create physical strain on your lungs and throat, making it ideal for prolonged use.
Easy to use
The instant activation button saves you time and effort, allowing you to focus on the task at hand. Simply choose the tone on the side and create a loud sound in no time.


Consistent sound
The Threo electric whistle creates a loud distinct sound every time. The volume goes up to 120 ± 5dB, ensuring that your message is always clear and heard.
Versatility
With three different tones to choose from, our handheld whistle can be used in a variety of settings, including sports games, training sessions, and emergency situations.

Alex
Perfect for sports coaching, loud and reliable!
Sydney
Fantastic product! The three-tone feature is very useful, and the loudness is ideal for large outdoor events. It’s also very easy to use and comfortable to hold.
Casey
Good whistle, but a bit bulky.
Alex B.
Fantastic device, perfect for coaching. Loud and clear!
Morgan L.
Great for sports practices.
Jordan K.
This handheld whistle has truly impressed me. It has three distinct tones and is incredibly easy to use. It’s very handy for my outdoor fitness sessions, and the sound can be heard from a distance without any issues.
Riley M.
Reliable and durable whistle.
Taylor S.
This electric whistle is a game-changer for any activity needing clear signals. The three-tone feature is excellent, and the loudness is perfect for making sure I’m heard over long distances. Highly recommend for both sports and safety scenarios.
Alex
Works well, but occasionally sticks.
Sam
Exceeds expectations. Loud, durable, and easy to use. Great for sports!