JBL PartyBox 330 Portable Party Speaker, 280 W

Portable: The JBL PartyBox 330 is a battery-powered party speaker with claimed 280-watt output, a beat-synced lightshow, and wheels with a telescopic handle. Its listed 18-hour battery life is a maximum claim, while the 17.1 kg weight makes portability easier on wheels than when lifting.

At a glance

The listing claims 280 watts of maximum output and describes dual 6.5-inch woofers with two 25 mm tweeters.
Beat-synchronised lighting offers selectable patterns, according to the product description.
The manufacturer claims up to 18 hours of playtime. It also claims a 10-minute charge can add two hours of music.
A telescopic handle and wide wheels are intended to ease rolling this 17.1 kg speaker between locations.
Auracast is claimed to link compatible speakers, while two PartyBox 330 units can be paired for a wider stereo soundstage.
USB-C, optical, microphone and guitar connections are described in feature text, but the port and connectivity listings do not align. Check the selected model's connections before purchase.

Price

$599.98Save 25%

Reference price: ~~$799.98~~

Price checked: Nov 12, 2026

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Often bought together

JBL PartyBox Wireless Mic - 2X Digital Wireless Microphones, Rechargeable Battery (20hrs - 700mAh), Clear Voice, Crisp Sound, Stable 2.4GHz Connection, Compatible with All PartyBox Speakers (Black)

$199.98

Pros and cons

Pros

The handle and wheels provide a practical way to move a heavy party speaker without carrying it for the whole journey.
Battery operation and a claimed up-to-18-hour runtime suit gatherings where access to an outlet may be limited.
Lighting effects, app control and compatible-speaker pairing support a party-focused setup.

Cons

At 17.1 kg, it remains heavy to lift, even with wheels for rolling it.

Technical specifications

24 specifications

Identity and audio
Brand	JBL
Model	PartyBox 330
Maximum output power	280 watts
Frequency response listed	40 hertz
Audio output mode	Stereo
Number of audio channels	2
Signal-to-noise ratio	80 db
Woofer diameter	16.5 centimetres
Tweeter diameter	25 millimeters
Enclosure material	Plastic

Connectivity and controls
Connection protocols listed	Bluetooth;USB;Optical
Wireless technology	Bluetooth
Control method	App
Compatible devices	Desktop, Laptop, Smartphone, Tablet

Power and battery
Power configuration	Battery Powered
Battery life listed	18 hours
Battery required	1 Lithium Polymer batteries required.

Dimensions and installation
Mounting type listed	Floor Standing
Dimensions and weight	37.49 x 33.4 x 66.24 cm; 17.1 kg
Weight listed	17.1 kg

Other listed details
Colour	Black
Waterproof	FALSE
Warranty description	1 Year Manufacturer
Country of origin	Vietnam

What to know before buying

Listing details to confirm

The listing is inconsistent about connections: the technical fields name Auxiliary, Bluetooth, Optical, USB and a ¼-inch TS jack, and separately list Bluetooth;USB;Optical, while feature text calls out USB-C, optical, microphones and guitar. Verify the exact ports and inputs on the selected model. The technical fields list 18 hours without conditions, while the feature description frames this as up to 18 hours. Battery performance depends on use, and a backup battery is sold separately. The listing says waterproof FALSE but also describes a splash-proof design, so do not assume water protection.

Who is it for?

A good fit for

Party hosts looking for a battery-powered speaker with beat-synchronised lighting and rolling transport.
Buyers who want app control and the option to link compatible JBL Auracast speakers.
People who can roll the speaker to a setup area and do not need to carry it far.

Less suited to

Buyers who need a lightweight speaker for frequent carrying or stairs.
Anyone requiring a clearly confirmed port configuration or dependable water-resistance rating from this listing.

JBL PartyBox 330 Portable Party Speaker, 280 W · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 120 ratings

5 stars85%85%
4 stars6%6%
3 stars2%2%
2 stars2%2%
1 star5%5%

Customer feedback highlights perceived sound quality, battery life, power and party lighting as strengths. Those points matter for a party-oriented speaker, though they are customer perceptions rather than proof of the listed output or runtime. Opinions are mixed on value and app compatibility, so buyers who rely on app control or are weighing the cost may want to consider those trade-offs. Aggregate ratings skew strongly toward five-star responses, but do not explain individual experiences.

Positive themes

Customers report positive impressions of sound quality and battery life.
Feedback also praises perceived power, party-oriented features and lighting.

Mixed feedback

Customer feedback is mixed on value for money and app compatibility.

Frequently asked questions

How long does the PartyBox 330 play on battery?

The listing gives 18 hours in its technical details and describes up to 18 hours in feature text. Treat that as a manufacturer claim rather than a guaranteed runtime. A separate battery is described as an optional backup.

Can I connect a microphone or guitar?

Feature text says microphones and a guitar can be connected, but the listed input details are inconsistent. Confirm the exact inputs on the selected model before buying.

Is this speaker waterproof?

The technical field says FALSE, although the product description calls it splash-proof. The listing does not settle the discrepancy, so avoid treating it as waterproof or assuming a specific water-resistance rating.

Is the PartyBox 330 easy to carry?

It weighs 17.1 kg. Its telescopic handle and wheels are intended for rolling it, but lifting it remains a consideration.