JBL Portable Bluetooth party speaker with light effects | JBL Party Box 300

  • The JBL Party Box 300 is a powerful party speaker with JBL sound quality and vivid light effects.
  • Thanks to its rechargeable battery and 12V DC input you can bring the party everywhere.
  • Just plug in your Mic or Guitar and take the stage or stream your playlist via Bluetooth or from a USB stick.
  • Connect two Party Box speakers wirelessly with the TWS feature or wired from one RCA output to another RCA input.
  • Let’s get the party started!
  • JBL Signature Sound
  • Enjoy an immersive audio experience at home or at a party that only JBL sound can provide.
  • Light shows
  • There’s a light mode for every mood: Meter, Pulse and Party mode.
  • Portable with rechargeable battery.
  • Plug in to the 12V DC output of your car or use the built-in 10,000mAh battery for 18 hours of playtime.
  • Mic and guitar inputs.
  • Plug in your mic or guitar and take the stage.
  • Wireless Bluetooth Streaming.
  • Wirelessly stream high-quality sound from your smartphone or tablet.
  • USB playback.
  • Pre-program your party or event with your favorite playlist from a USB thumb drive!
  • TWS and RCA
  • Connect compatible speakers wirelessly via TWS (True Wireless Stereo using Bluetooth connection up to 2 party speakers) or wired via one RCA output to another.
  • USB recharging for external devices.
  • A USB port on the JBL PartyBox lets you charge other USB devices right from the speaker.
  • So you don’t need an extra charger to keep your devices powered up.
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General Specifications

  • Maximum music playing time (hrs) 18
  • Output power (W) 240W
  • Audio Specifications
  • Frequency Response 45Hz-20kHz
  • Bass Boost Yes


  • Dimensions (cm) 31 x 32 x 69
  • Dimensions (in) 12.2 x 12.5 x 27.1
  • Weight (kgs) 15.84

Control and Connection Specifications

  • Wireless Connectivity
  • Bluetooth Technology
  • TWS (True Wireless Stereo) connecting up to 2 party speakers using Bluetooth technology Yes


  • Battery capacity (mAh) 10400mAh
  • Charging time (hrs) 5


  • 3.5 mm audio cable Input Yes
  • Auto-power off Yes
  • Bluetooth Yes
  • Karaoke function Yes
  • Lightshow Yes
  • Power bank Yes
  • Splash proof No


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