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Product Highlights
- Power (W): 1100watts
- Bluetooth: Yes
- USB: Yes
- Alarm: No
- NFC: No
- Water Resistant: Yes
JBL PartyBox Ultimate Bluetooth Speaker, Black JBLPARTYBOXULTAS

The JBL PartyBox Ultimate fills as much space as you’ve got with superior Original JBL Pro Sound, boosted with an immersive Dolby Atmos1 experience over Wi-Fi. Because everyone at a party loves powerful sound whether they're showing out on the dance floor or vibing on the sidelines. Along with sound that's crystal clear even at its loudest, your guests will thrill to a huge, breathtaking lightshow of captivating starry lights, cool light trails, and strobe effects, all moving in sync with your beat. Make it simple by streaming your favorite party playlist. Even take the stage, with inputs for two mics and a guitar. No matter how things unfold, you can create your own party flow using the fun interactive effects of the JBL PartyPad™. Planning something even bigger? Turn your party into a full-on event. Wireless pairing and multi-speaker connection are easy to set up and customize using the JBL One app. The splash-proof JBL PartyBox Ultimate is self-tuning, it's going to sound its best no matter where you set it up. Think of the most supreme party ever—and then go bigger. That's what the JBL PartyBox Ultimate was made for.
Key Features:
The JBL PartyBox Ultimate can cover a massive space—we're talking two basketball courts—with superior Original JBL Pro Sound. Featuring two drivers and mid range speaker to deliver louder sound. Dual tweeters and a pair of subwoofers means there's going to be more than enough bass for even the most dedicated fans, while Dolby Atmos1 provides immersive 3D spatial effects. This is the kind of thunderous sound you'll not just hear, but feel.
A multi-dimensional, dynamic lightshow
Lights, colour, party! Transform your space into a captivating, full sensory experience with the biggest multi-dimensional lightshow of any party speaker. It's got a unique starry night effect, cool light trails, strobes, and even lights that project onto any surface it's sitting on. All of it syncs to your music and can be easily controlled via the streamlined, user-friendly dials on the top panel or through the JBL One app.
Wi-Fi and Bluetooth connectivity
Stream high definition music anywhere with the JBL PartyBox Ultimate, including 3D Dolby Atmos over Wi-Fi. Taking a call or scrolling your feed? Go ahead—it won't interrupt your music. Switch easily to Bluetooth and keep enjoying seamless audio experiences whether you're indoors or outside.
JBL One app
The JBL One app makes it easier than ever to control your music, adjust EQ settings, and customise the colours and patterns of your light show for the perfect party vibe.
IPx4 Splashproof
Whether you are partying with friends in your backyard or sipping drinks by the pool, the JBL PartyBox Ultimate is IPX4 splashproof so you never have to worry about the party getting too wet and wild.
1 A subscription to a high definition music service is required in order to listen to immersive music in Dolby Atmos. Please check subscription fees in your region.
Specifications
Global
- EAN: 1200130022401
- Model Number: JBLPARTYBOXULTAS
General
- Colour: Black
Features
- Alarm: No
- App-Control: Yes
- Remote Control: No
- Tuner: No
- Water Resistant: Yes
Size
- Tweeter Size (In): 2.75
- Woofer Size (in): 9
Connectivity
- Bluetooth: Yes
- Bluetooth Profiles: A2DP v1.3, AVRCP v1.6
- Bluetooth Version: 5.3
- Guitar-In: 100 mVrms
- Mic-In: 20 mVrms
- NFC: No
- USB: Yes
- Wi-Fi: Yes
Speakers
- Number Of Speakers: 1
Energy Specification/Power
- Frequency Response (Hz): 30Hz-20KHz
- Power (W): 1100watts
Electrical Requirements
- Cord Length: 2 m
Dimensions
- Depth: 440mm
- Height: 1049mm
- Width: 455mm
Weight
- Box Weight (Kg): 44.5
- Weight (Kg): 39.5
In The Box & Warranty
- Included: 1 x JBL Party Speaker Ultimate, 1 x Right angle AC Power cord (AC Plug varies by Region), 1 x Quick-Start Guide, 1 x Safety Sheet & Warranty Card
- Warranty (Years): 1
Other
- Box Depth (mm): 525
- Box Height (mm): 520
- Box Width (mm): 1155
Manuals
Why Buy?
The Last Speaker You'll Ever Need for a Big Night
If you want a party speaker that genuinely delivers — big sound, big energy, no compromises — the JBL Partybox Ultimate is built exactly for that.
With 1100 watts of output, this speaker fills large outdoor spaces, backyards, and venues without breaking a sweat. The sound stays clear and powerful even at high volumes, so your music hits the way it's meant to — full bass, crisp highs, and enough presence to get everyone moving. Bluetooth connectivity means you can stream from your phone or device wirelessly without fussing with cables, while the USB input lets you play directly from a drive if you want a set playlist running all night.
This is a speaker designed for people who entertain seriously. It's substantial enough to anchor a party setup, but JBL's build quality means it's made to travel and handle regular use. Whether it's a backyard birthday, a New Year's gathering, or a regular weekend get-together, it handles the heavy lifting so you don't have to think about the sound — just enjoy it.
Buy This If…
- You host parties or gatherings regularly and want serious volume
- You need a speaker that performs outdoors without losing power
- You want simple wireless streaming from any device
- You're tired of underpowered speakers that can't fill a space
- You want a one-time investment that handles every occasion









