JBL PartyBox 300 Specifications Sheet
Portable Bluetooth party speaker with light effects
Be Loud, Be Proud, Be Ready To Party!
The JBL PartyBox 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 PartyBox speakers wirelessly with the TWS
feature or wired from one RCA output to another RCA input. Let’s get the party started!
*18 hrs battery playtime is only for reference and may vary depending on music content and battery aging after
numerous charging and discharging cycles. Test conditions applied.
Features
JBL Signature Sound
Light shows
Portable with rechargeable battery
Mic and guitar inputs
Wireless Bluetooth Streaming
USB playback
TWS and RCA
USB recharging for external devices
Portable Bluetooth party speaker with light effects
Features and Benefits
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.
*18 hrs battery playtime is only for reference and may vary depending on music content and battery aging after
numerous charging and discharging cycles. Test conditions applied.
What’s in the box:
1 x JBL Party Speaker
1 x Quick-Start Guide
1 x Warranty Card
1 x Safety Sheet
1 x AC Power Cord (AC Plug varies by Region)
1 x 12V DC cable
Technical specifications:
Power Inputs: 100–240V AC and 12V DC
Input Terminals: RCA L/R, USB port, 3.5mm
Aux-in, Mic/Guitar with volume control
Wireless Connectivity: Bluetooth Technology
Output Terminals: RCA L/R
TWS (True Wireless Stereo) connecting up to
2 party speakers using Bluetooth technology
Bass Boost: Yes
Frequency Response: 45Hz–20kHz
Product dimensions (W x D x H):
310 x 320 x 690mm
Bare Product Weight: 15.84kg
Packaging dimensions (W x D x H):
374 x 375 x 795mm
Product weight with packaging: 17.96kg
Transducers: 2 x 6.5" woofer, 3 x 2.5" tweeter
Battery type: Lithium-ion 74.88Wh
(equivalent to 7.2V 1040mAh)
Battery charge time: 5 hours
Battery Playtime: 18 hours*
HARMAN International Industries, Incorporated
8500 Balboa Boulevard, Northridge, CA 91329 USA
www.jbl.com
© 2019 HARMAN International Industries, Incorporated. All rights reserved. JBL is a trademark of HARMAN
International Industries, Incorporated, registered in the United States and/or other countries. The Bluetooth
word mark and logos are registered trademarks owned by Bluetooth
HARMAN International Industries, Incorporated is under license. Other trademarks and trade names are those of
their respective owners. Features, specifications and appearance are subject to change without notice.
®
SIG, Inc. and any use of such marks by
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