The JBL PartyBox Ultimate is a massive 1100W RMS party speaker with an IPX4 splashproof design, featuring dual 9" subwoofers, 4.5" mids, 2.75" tweeters, Wi-Fi & Bluetooth 5.3, a massive lightshow with starry night effects, dual mic/guitar inputs, and robust wheels for portability, all managed via the JBL One App for deep customization, delivering powerful sound with immersive features like Dolby Atmos over Wi-Fi.
Key Specs
Output Power: 1100W RMS
Frequency Response: 30Hz - 20kHz (-6dB)
Transducers: 2x 9" Subwoofers, 2x 4.5" Mid-range, 2x 2.75" Tweeters
Splashproof Rating: IPX4 (Protected from splashes of water)
Connectivity: Wi-Fi (2.4G & 5G), Bluetooth 5.3, Aux-In, USB
Lighting: Multi-dimensional dynamic lightshow (starry night, light trails, strobes, surface projection)
Inputs: Dual Mic & Guitar Inputs, Aux-In, USB
App Control: JBL One App for EQ, lights, and settings
Audio Feature: Supports Dolby Atmos over Wi-Fi
Portability: Built-in handles and sturdy wheels
Dimensions (W x H x D): Approx. 45.5 x 105.0 x 44.0 cm (17.9 x 41.3 x 17.3 in)
Weight: Approx. 39.5 kg (87.1 lbs)
Design & Features
Massive Sound: Powerful 1100W output with dedicated drivers for deep bass, clear mids, and crisp highs.
Immersive Lighting: A huge lightshow with effects synced to the music, controlled via app or top panel.
Smart Connectivity: Wi-Fi for high-quality streaming and Bluetooth 5.3 for easy pairing.
PartyPad™: On-speaker controls for sound and lights.
Self-Tuning: AI-powered room correction for optimal sound in any space.
Easy to Move: Designed with wheels and handles for transport.
