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JBL PartyBox Ultimate 1100W Wireless Party Speaker
- The JBL PartyBox Ultimate is JBL’s flagship wireless party speaker, delivering a massive 1100W RMS of power with immersive Dolby Atmos 3D sound. It’s designed for large events, backyard parties, weddings, or clubs, capable of filling spaces as big as two basketball courts with thunderous, distortion-free audio. Unlike smaller portable PartyBox models (like the 310 or 710), this one is a powerhouse focused on maximum volume, clarity, and visuals rather than battery-powered mobility.
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Key Features
- Sound Performance: 1100W output with six drivers — 2 × 9″ subwoofers (deep, powerful bass you can feel), 2 × 4.5″ midrange drivers, and 2 × 2.75″ tweeters (clear highs and balanced vocals). Frequency response: 30Hz–20kHz. Reviews praise its exceptional clarity even at maximum volume, with no distortion, punchy bass, and wide soundstage. Dolby Atmos adds immersive 3D spatial audio (best over Wi-Fi with compatible streaming services).
- Lightshow: Full-panel RGB lighting with starry LEDs, light trails, strobe effects, and ground illumination — all sync dynamically to the beat. It’s one of the most spectacular visual experiences in the PartyBox lineup.
- Connectivity: Bluetooth 5.3, dual-band Wi-Fi 6 (for higher-quality streaming and Dolby Atmos), 3.5mm aux input, USB charging port (5V/2.1A). Supports JBL PartyBox app for EQ, lighting control, and more. Can pair with other JBL speakers for multi-speaker setups.
- Karaoke & Live Performance: Dual microphone inputs (with echo/voice control), dedicated guitar input, and built-in DJ effects/pad for live mixing.
- Build & Portability: IPX4 splashproof (resistant to light rain/splashes), concealed glide wheels and handle for moving it around. Heavy at 39.5 kg (87 lbs) and large (approx. 45.5 × 105 × 44 cm), but the wheels help.
- Power: AC-powered only (no built-in battery) — must stay plugged in for use. Includes a power cable.
Specifications
- Output Power: 1100W RMS
- Drivers: 2× 9″ woofers + 2× 4.5″ mids + 2× 2.75″ tweeters
- Bluetooth: 5.3
- Wi-Fi: Dual-band Wi-Fi 6
- Water Resistance: IPX4
- App Support: JBL PartyBox / JBL One App
- Inputs: 2× Mic, 1× Guitar, Aux, USB
- Weight: 39.5 kg
- Dimensions: 17.9 × 41.3 × 17.3 inches (W×H×
