The JBL PartyBox Stage 320 is one of JBL’s newest and most powerful portable party speakers, designed for big sound, deep bass, and full-on party vibes. It’s part of JBL’s 2024 PartyBox lineup, sitting above the PartyBox Club 120 and offering more power, more bass, and a more immersive light show — perfect for medium to large gatherings.
Here’s the full breakdown:
🔊 Sound & Performance
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JBL Pro Sound with massive power output — louder and punchier than the Club 120.
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Two woofers + two tweeters for full-range sound.
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Bass Boost button to push the low end even further.
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Ideal for parties, outdoor events, and small gigs — fills a large space easily.
💡 Party Lights
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Dynamic 360° light show that syncs with your music.
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Multiple lighting modes (controlled via the JBL PartyBox app).
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Can create a full party atmosphere without extra lighting equipment.
🔋 Battery & Power
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Up to 18 hours of playtime on a single charge (very impressive for its size).
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Fast charging: 10 minutes = ~2 extra hours of playtime.
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Can also be plugged in for unlimited playback.
🎤 Inputs & Features
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Mic and guitar inputs (with volume and EQ control) — great for karaoke or live jamming.
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DJ effects via the PartyBox app for extra fun.
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True Wireless Stereo (TWS) – pair two Stage 320 speakers for even bigger stereo sound.
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Auracast support – link multiple compatible JBL speakers for a huge sound system.
📡 Connectivity
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Bluetooth 5.3 – stable, efficient, and ready for LE Audio.
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USB input & 3.5mm aux input for wired music sources.
💧 Durability
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IPX4 splash-proof – safe for pool parties or light rain.
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Sturdy build with built-in handles for easier transport (but it’s larger and heavier than Club 120).
⚖️ Pros
✅ Louder and more powerful than smaller PartyBox models
✅ 18-hour battery life + fast charge
✅ Mic & guitar inputs with controls
✅ 360° light show for a full party atmosphere
✅ Auracast + TWS for linking multiple speakers