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.
More reasons to love Threo electric whistle
Lightweight 
Portable 
Durable 
Hygienic
Sam T.
Love the convenience. Very effective!
Electronic Signal
Very handy and easy to use.
Electric Whistle
I couldn’t be happier with this device! As a coach, it saved my voice and ensured my signals were always heard, even on windy days. The three-tone option is versatile for different training scenarios. Highly recommended!
David P.
Solid performance but wish it had more volume control options.
Amy L.
Lifesaver on hikes! Loud and easy to use.
Mike T.
Simple, effective, and durable. Best whistle for outdoor training.
Sarah J.
Incredibly useful for coaching! Quick and clear signals.
Oliver
Great for emergencies and outdoor activities. The sound is easily audible over a distance, making it an essential tool in my backpack. Highly recommend this to hikers and sports coaches alike.
Jack
Reliable and easy to use.
Sophia
Impressive sound!