Rotibox MZ-LY-BB021-HEI Bluetooth Beanie

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Product guide

Rotibox MZ-LY-BB021-HEI Bluetooth Beanie

Rotibox MZ-LY-BB021-HEI is an acrylic winter beanie with built-in Bluetooth audio and call controls. It combines a hat and speakers for outdoor listening, but fit and connectivity may vary according to customer feedback.

At a glance

Built-in speakers and a microphone are described for music and hands-free calls.
A control panel on the left earpiece is described for playlist skipping and call handling.
The listing claims 8–10 hours of talk or playback and 1–2 hours to charge.
The hat is described as washable only after removing the Bluetooth headphones from their pouches.

Price

$30.59Save 15%

Reference price: ~~$35.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

Combines a winter hat with music playback and call controls, so separate headphones are not needed according to the listing.
Customer feedback highlights clear sound and warmth for cold-weather use.
The manufacturer lists a rechargeable battery and a USB charging cable.

Technical specifications

24 specifications

Identity and fit
Brand	Rotibox
Model	MZ-LY-BB021-HEI
Hat style	Beanie
Department	unisex-adult
Fit	Over-Ear Bluetooth Beanie Hat for Men and Women Outdoor Sports and Christmas Gift
Closure	Pull-On
Colour	A1-bb021-black
Season	Winter

Bluetooth and battery
Bluetooth version	V5.0
Wireless range	10m/33feet
Talk/play time	8~10 hours
Standby time	up to 60 hours
Charging time	1~2 hours
Battery	3.7V/120mA li-polymer
Battery listing	1 Lithium Ion batteries required. (included)

Materials and care
Material	100% Acrylic
Stretch	No Stretch
Care	Hand Wash Only
Water resistance listed	Waterproof

Dimensions and weight
Dimensions listed	25.9 x 24.9 x 2.5 centimetres
Weight listed	108 g

Use and quantity
Sport types	Alpine Skiing, Running
Recommended use	Outdoor
Number of items	1

What to know before buying

Listing details to confirm

The listing gives contradictory wireless-range claims: one feature says up to 48 FT while other details specify 33 feet or 10m. Treat the range as unconfirmed. Battery chemistry is also described as Li-Ion in one field and li-polymer in another. The listing dimensions and weights differ slightly between detail fields, so confirm these if they matter. Wash only after removing the electronic components, and follow the listed hand-wash instruction.

Who is it for?

A good fit for

Winter outdoor listeners who want music and call controls integrated into a beanie.
Buyers who prefer a rechargeable audio hat and can remove its electronics before hand washing.

Less suited to

Anyone who needs a confirmed Bluetooth range or dependable fit before purchase.
Buyers who need a machine-washable hat or a confirmed waterproof rating for the electronic components.

Rotibox MZ-LY-BB021-HEI Bluetooth Beanie · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 513 ratings

5 stars61%61%
4 stars18%18%
3 stars13%13%
2 stars5%5%
1 star3%3%

Customer feedback reports clear sound and good warmth, which may suit cold-weather listening and outdoor use. Feedback is mixed on fit and Bluetooth connectivity, so those factors may matter more than the listed audio controls for buyers who need a predictable fit or connection. The positive reports are customer perceptions, not verification of the manufacturer’s performance claims.

Positive themes

Customers report clear sound quality.
Customers describe the hat as warm and functional.

Mixed feedback

Customer opinions vary on fit.
Customer opinions vary on Bluetooth connectivity.

Frequently asked questions

How long does the battery last?

The listing claims 8–10 hours of talk or playback, up to 60 hours on standby and a 1–2 hour charging time. These are manufacturer claims, not independently verified results.

Can the beanie be washed?

The listing says to remove the Bluetooth headphones from their pouches before washing and specifies hand wash only.

What wireless range should I expect?

The supplied details conflict: a feature mentions up to 48 FT, while other specifications state 33 feet or 10m. The actual range is unconfirmed.

Does it include a charger?

The feature text says a USB charging cable is included. The package contents are not otherwise itemized in the supplied listing details.