UNIWA Electronic Whistle with Three Sounds

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Product guide

UNIWA Electronic Whistle with Three Sounds

Sounds: The UNIWA electronic whistle is a battery-operated handheld whistle listed with three sound options for coaching, refereeing, and other group activities. Its one-button operation avoids blowing into a mouthpiece, while customer feedback is mixed on sound reach and durability.

At a glance

Three whistle sounds are claimed, with volume adjustment described for different settings.
One-button activation offers a hands-free-from-mouth alternative to a traditional whistle.
A lanyard is claimed for carrying or wearing the whistle.

Price

$8.99Save 10%

Reference price: ~~$9.99~~

Price checked: Nov 12, 2026

View offer

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Pros and cons

Pros

Electronic operation avoids blowing through a mouthpiece, which may suit shared coaching or officiating duties.
Three sound options and adjustable volume provide more choice than a single-tone whistle, according to the listing.
Compact handheld design and a claimed lanyard support carrying it during practices or outdoor activities.

Cons

The whistle requires batteries, so operation depends on having working cells available.

Technical specifications

10 specifications

Identity
Brand	UNIWA

Dimensions and installation
Weight listed	9.07 g
Package dimensions	6.38 x 1.73 x 1.73 inches
Size	Small

Materials and finish
Material listed	ABS
Color	black

Sound and operation
Sound options	3 Different Loud Whistle Sounds
Volume claim	120±5dB

Power
Batteries claimed	4 Cr2032 Lithium batteries individually packaged

Carry accessories claimed
Lanyard length	46''

What to know before buying

Listing details to confirm

The listing is inconsistent about sound output: it claims 120±5dB in one place and 120-150 dB elsewhere, without confirming measurement conditions. It also gives 5.4''×1.5'' in the feature text but lists different package dimensions, and says both three sounds and three tones. Confirm the selected item's dimensions, sound settings, and included accessories. Customer feedback also describes mixed loudness at distance and mixed durability.

Who is it for?

A good fit for

Coaches, referees, and teachers seeking an electronic whistle for practice or group activities.
Buyers who prefer not to blow into a shared mouthpiece.
People wanting a small whistle with multiple sound options and a carrying lanyard.

Less suited to

Buyers who need a confirmed sound-pressure level or dependable audible range at a particular distance.
People who require a whistle with confirmed long-term durability or a specified battery runtime.

UNIWA Electronic Whistle with Three Sounds · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 3,069 ratings

5 stars76%76%
4 stars11%11%
3 stars6%6%
2 stars2%2%
1 star5%5%

Customer feedback highlights usefulness for coaching and positive impressions of ease of use and sound quality. Opinions are mixed on loudness, with reports ranging from very loud to weak at 30 yards, and durability and value also receive divided reactions. For buyers using it to cue a nearby group, the positive reports may be relevant, but the differing distance experiences matter if a reliable outdoor reach is essential. The listing's sound-level claims do not settle that uncertainty.

Positive themes

Customers describe it as effective for coaching, including recess duty.
Feedback mentions ease of use, sound quality, and versatility positively.

Mixed feedback

Reports differ on loudness, including one description of weak sound at 30 yards.
Durability feedback ranges from expectations of long life to reports of failure after seven days.
Opinions on value for money are divided.

Frequently asked questions

How many sounds does the UNIWA whistle have?

The listing describes three different whistle sounds, but elsewhere calls it three-tone. It does not clearly explain how the sound choices differ.

How loud is it?

One listing section claims 120±5dB, while another states 120-150 dB. These are conflicting listing claims, not verified measurements, so the actual level and range are uncertain.

What batteries does it use?

The listing claims four individually packaged CR2032 lithium batteries. It says to replace the battery if the sound becomes abnormal.

Does the whistle include a lanyard?

The title and feature text claim a lanyard, with the feature text specifying 46''. The package contents are not provided as a separate inventory, so confirm the selected listing's kit.