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Yamaha MusicCast 20 reviews
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Compare Yamaha MusicCast 20 reviews, specifications and available UK retailer offers. Check the details for this exact model and follow the original critics’ findings.
Manufacturer codeAWX021BLMYB
The product, explained
About the Yamaha MusicCast 20
Yamaha AWX021BLMYB is listed in the portable & party speakers category. The recorded specifications include connectivity technology: Wireless; bluetooth: Yes; rms rated power: 40 W. This entry covers manufacturer code AWX021BLMYB. Specifications relate to this exact source record; other editions or packages may differ.
The source lists Wireless connectivity. Check the actual inputs and supported devices before choosing accessories. Connection type alone does not establish sound quality, wireless delay or compatibility with a particular service.
- Rated audio power (RMS)
- 40 W
- Connectivity technology
- Wireless
- Bluetooth
- Yes
- Wi-Fi
- Yes
- Weight
- 2.2 kg
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Independent perspectives
Expert reviews 2
Independent ratings, converted to the same five-point scale. Each card links to the original review and identifies the available evidence.
TechRadar
3.50 / 5Original rating: 3.5 / 5
Review covers Yamaha MusicCast 20. The verified product-data labels bind this public model name to code AWX021BLMYB, and the original publisher article independently supplies the editorial score. This is not proof that the supplier supplied this review URL, or that the reviewer tested this colour or included accessories.
Read the full review ↗Checked 26 Sep 2026
Trusted Reviews
3.50 / 5Original rating: 3.5 / 5
Review covers Yamaha MusicCast 20. The verified product-data labels bind this public model name to code AWX021BLMYB, and the original publisher article independently supplies the editorial score. This is not proof that the supplier supplied this review URL, or that the reviewer tested this colour or included accessories.
Read the full review ↗Checked 26 Sep 2026
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8/ 104.00/ 5
An illustration of conversion, not this product’s rating.
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Know exactly what you’re buying
Yamaha MusicCast 20 specifications
Manufacturer code: AWX021BLMYB · Icecat product 119224140 · Checked 24 Sep 2026. Specifications belong to this exact model.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Rated audio power (RMS) | 40 W |
|---|---|
| Connectivity technology | Wireless |
| Bluetooth | Yes |
| Wi-Fi | Yes |
| Weight | 2.2 kg |
More product specifications
Open a section for the details that matter to you.
Audio & listening4 details
| Number of speakers | 1 |
|---|---|
| Woofer RMS power | 25 W |
| Tweeter RMS power | 15 W |
| Audio formats supported | AAC, MP3, WMA, ALAC, FLAC, WAV, AIFF |
Display1 detail
| Built-in display | No |
|---|
Processor, memory & storage1 detail
| Card reader integrated | No |
|---|
Connections & wireless7 details
| True Wireless Stereo (TWS) technology | Yes |
|---|---|
| Bluetooth version | 4.2+EDR |
| Bluetooth profiles | A2DP, AVRCP, AAC, SBC |
| Bluetooth range | 10 m |
| 3.5 mm connector | No |
| USB connectivity | No |
| AirPlay | Yes |
Power & battery5 details
| Power source type | AC |
|---|---|
| USB Type-C charging port | No |
| USB Power Delivery (USB PD) | No |
| Power consumption (typical) | 10 W |
| Power consumption (standby) | 0.3 W |
Controls & features3 details
| Volume control | Touch |
|---|---|
| Virtual assistant | Amazon Alexa |
| Alarm clock | Yes |
Design & dimensions6 details
| Product type | Mono portable speaker |
|---|---|
| Product design | Other |
| Product colour | Black |
| Width | 150 mm |
| Depth | 130 mm |
| Height | 186 mm |
Further product details16 details
| Number of drivers | 2 |
|---|---|
| Number of passive radiators | 2 |
| Tweeter | Yes |
| Number of tweeter drivers | 1 |
| Tweeter diameter (imperial) | 2.22 cm (0.875") |
| Tweeter diameter | 2.86 cm |
| Woofer | Yes |
| Number of woofer drivers | 1 |
| Woofer diameter (imperial) | 8.89 cm (3.5") |
| Woofer diameter | 8.89 cm |
| AUX in | No |
| AC (power) in | Yes |
| On/off switch | Yes |
| LED indicators | Alarm, Power, Wi-Fi, Bluetooth |
| Recommended usage | Universal |
| FM radio | No |
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.
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Your questions, answered
Yamaha MusicCast 20 FAQs
How many expert reviews are available for Yamaha MusicCast 20?
This page currently includes 2 scored critic reviews. Each publisher counts once. Follow the review cards for the original verdict and the version that was tested.
What is the COR Score for Yamaha MusicCast 20?
The COR Score is tbd. We publish a combined score only after at least three distinct critics have usable ratings. Any individual reviews already available remain visible.
Which exact version does this page cover?
This page identifies Yamaha MusicCast 20 using manufacturer code AWX021BLMYB. Check that code, configuration and supplied accessories against the retailer listing. Related-version reviews are labelled separately and do not contribute to this version’s score.
What is the listed rms rated power for Yamaha MusicCast 20?
The source specification records rms rated power as 40 W. This is a specification, not an independent performance measurement. Check the exact model and the original critic reviews for real-world results.
What is the listed connectivity technology for Yamaha MusicCast 20?
The source specification records connectivity technology as Wireless. This is a specification, not an independent performance measurement. Check the exact model and the original critic reviews for real-world results.
Where can I compare prices for Yamaha MusicCast 20?
Use the retailer-offer section on this page for available matched offers. If no offer is shown, we do not currently have a verified price. Confirm model, stock, delivery and the final total at the retailer; coverage does not include every seller.
Can one Bluetooth speaker make stereo?
Some can pair with a matching unit, but compatibility is model-specific. Check whether the mode is supported and how it behaves after updates.
Does a high watt figure mean it will be louder?
Not reliably. Measurement conditions, speaker efficiency and distortion limits vary, so use reviews and a listening test where possible.
Can I put a speaker in a cupboard?
Only if the maker permits it and airflow is adequate. Enclosures can alter sound and trap heat around powered equipment.
How should I use the specifications alongside reviews?
Use the recorded features to check compatibility and make a shortlist. Read the original reviews for measured performance, everyday use and the tested configuration.
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Speaker buying guides
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Start with the complete buying guide →Active vs passive speakers: building the right systemActive speakers include amplification; passive speakers require an external amplifier. The choice shapes the whole system, including volume control, source switching, cable runs and what can be upgraded later.Bookshelf vs floorstanding speakersChoose between standmount and floorstanding speakers from room placement, listening distance and total installed system.Speaker placement: distance from walls and listening positionUse placement to balance bass, stereo image and practical movement before relying on electronic correction.Bluetooth vs Wi-Fi speakersChoose the transport around portability, range, multiroom use, source independence and network support.