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Product guide

JOYO VIBE CUBE BA-30 30W Bass Amp

BA-30: The JOYO VIBE CUBE 30W Bass Amp is a compact combo with a 4-inch speaker, tone controls, Bluetooth playback and USB-C OTG audio. Its 30W rating and small-room positioning suit practice and recording, but the listing says it needs external power and recommends a larger rig for drums or larger venues.

At a glance

Bass, middle and treble controls are joined by a sweepable mid-frequency control and compressor for shaping tone and dynamics.
Bluetooth playback can bring backing tracks from a phone or tablet through the amp.
USB-C OTG is described as two-way audio for compatible phones and computers, for recording or livestreaming.
A 3.5mm headphone output supports private practice.
The listing positions it for home practice, lessons, recording and small-room sessions.

Price

£76.49Save 15%

Reference price: ~~£89.99~~

Price checked: 12 Nov 2026

View offer Ahead of Black FridayExplore the selection

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Pros and cons

Pros

Bluetooth playback and USB-C OTG combine backing-track listening and direct audio connection in a compact amp.
The separate gain and volume controls, three-band EQ and adjustable mid-frequency range offer useful tone-shaping options.
Headphone output supports quiet practice, while the included adapter provides the standard power option.

Cons

There is no internal battery, so portable use requires a suitable external USB-C PD power bank or mains power.
The manufacturer advises using a larger rig for drums or larger venues, limiting its stated suitability for louder settings.

Technical specifications

16 specifications

Identity
Brand	JOYO
Model	VIBE CUBE 30W Bass Amp

Amplifier and controls
Output wattage	30 Watts
Amplifier type	Solid State
Output channels	1
Speaker size	4 Inches
EQ bands	3
MID FREQ range	200Hz-2kHz

Connectivity
Bluetooth	Bluetooth 5.1
Connectors	3.5mm Jack, 6.35mm Jack
Compatible devices	Double Bass, Guitar, phone

Power and battery
Power configuration	Corded Electric, Power Bank(USB Type-C jack, PD 2.0+ support,65W+ required)

Dimensions and installation
Dimensions	21.6D x 18.4W x 16.5H centimetres
Weight listed	2700 Grams

Materials and appearance
Material listed	Acrylonitrile Butadiene Styrene (ABS), Leatherette, Metal
Colour	Black

What to know before buying

The listing describes the amp as 30W and gives a 4-inch speaker, but another specification block also calls this a “4''/30W” speaker. Treat 30W as the stated amp output, not a confirmed speaker rating. A compatible power bank is not included and must meet the stated PD and output requirements.

What’s in the box

Included

Power adapter
Power cable
User manual
VIBE CUBE bass amp

Who is it for?

A good fit for

Bass players seeking a compact amp for home practice, lessons or small-room sessions.
Players who want Bluetooth backing-track playback and USB-C OTG recording or streaming connectivity.
People who need a headphone output for private practice.

Less suited to

Players needing internal-battery operation without an external power source.
Drummers or performers playing larger venues who need the higher output the listing recommends.

JOYO VIBE CUBE BA-30 30W Bass Amp · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 527 ratings

5 stars75%75%
4 stars12%12%
3 stars4%4%
2 stars3%3%
1 star6%6%

Customer feedback highlights rich sound, compact size, portability and Bluetooth as positives, including use for home practice and playing backing tracks. Views on power are mixed, with some reporting enough volume and others wanting more. That difference matters if you plan to play with drums or in a larger space, which the listing itself says calls for a larger rig. These are reported customer impressions, not a performance guarantee.

Positive themes

Customers describe the sound as rich and value the compact size and portability for home practice.
Customers appreciate Bluetooth playback for backing tracks.

Mixed feedback

Customer views on available power differ, with some finding it sufficient and others wanting more volume.

Frequently asked questions

Can the JOYO VIBE CUBE BA-30 run without mains power?

It has no internal battery. The listing says it can also use a compatible USB-C PD 2.0 or later power bank rated for at least 65W, with a suitable cable. The power bank is not included.

Can I practise with headphones?

Yes. The listing specifies a 3.5mm headphone output for private practice.

Can it play backing tracks from a phone?

The listing says Bluetooth 5.1 receives music and backing tracks from a phone or tablet. Playback volume is controlled on the source device.

Is it intended for gigs with drums or larger venues?

The listing recommends a larger rig for playing with drums or in larger venues. It describes this compact 30W amp for practice, lessons, recording and small-room sessions.