Open box in excellent 10 out of 10 condition. 

NewUnbox Certified Open Box products:

• New Unused product. 

About this item

• POWERFUL JBL ORIGINAL PRO SOUND: Around the block or across the beach, make your party heard with 240 watts of JBL Signature Sound and extra deep bass. Sing, rap, strum and watch the dance floor come alive.
• PARTY LIGHTS: Mesmerize your friends with a cool, dynamic lightshow that syncs to the beat. With subtle pulsing and powerful strobing effects, there's a setting for every party.
• 18 HOURS OF PLAYTIME AND PORTABLE DESIGN: Built-in rechargeable battery for up to 18 hours of playtime. With a telescopic handle and built-in smooth-glide wheels, it's easy to take the party anywhere.
• IPX4 SPLASHPROOF: Beach bashes, poolside parties or dancing in the rain. IPX4 splashproof protection keeps your JBL PartyBox310 safe when your party gets a little wet
• Sound effect generator: Have even more fun with built-in sound effects or just blast the airhorn to get the dance floor jumping. Add some creativity to the mix via dual mic and guitar inputs. The sound control panel has backlighting that activates in the dark. You'll be able to keep the party going, with no need for a flashlight.

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From the manufacturer

PARTY ALL NIGHT LONG WITH JBL PRO SOUND

240 WATTS JBL PRO SOUND Around the block or across the beach, make your party heard with 240 watts of monstrous JBL Pro Sound. Sing, rap, strum - then turn up the bass and watch the dance floor come alive.	GLEAMING LIGHT SHOW Mesmerize your crowd with a dazzling, dynamic light show that dances to the beat. With subtle pulsing and powerful strobing effects, there's a setting for every vibe.	18 HOURS OF NON-STOP MUSIC Go from the opening act till way past sunrise with massive 18 hours of music-blasting battery life.

PARTY ON YOUR FINGERTIPS

JBL PARTYBOX APP From the DJ booth to the chill-out area under the trees, control your party from your phone with the PartyBox app. You can switch tracks, customize colors of light show, control karaoke features and much more, all with just a few taps and swipes.	BACKLIT CONTROL PAD The party just doesn't stop when the sun goes down as the control panel on JBL PartyBox 310 has convenient backlit control pad that activates in the dark. You'll be able to keep the tunes going, with no need for a flashlight.	TWS FUNCTION Now connect two JBL PartyBox 310 speakers wirelessly via TWS (True Wireless Stereo) function and make your party sound epic.

PARTY ON THE GO

MOBILITY MADE EASY With a telescopic handle and built-in smooth-glide wheels, you can take the party from your patio to the park - and everywhere in between.	PARTY ANYTIME, ANYWHERE..! Out for a party on weekends and 18 hours isn't enough? No need to worry, you can now plug-in to AC power outlets or hook it up to your car, RV, or party bus to keep the vibe going as long as your crowd can keep dancing.	TAKE THE FUN OUT Don’t let rain stop your party. Take your speaker from a backyard dance party to a poolside bash with no worries. Crafted with IPX4 splash-proof protection, the JBL PartyBox 310 keeps the music going, no matter the weather.

MAKE THE PARTY BIGGER AND BETTER

HOST A CONCERT It's your time to shine. Dual mic and guitar inputs turn any party into a karaoke party, while built-in vocal tuning makes your voice sound straight-up amazing. Give a shot to your talent and host your own concert.	STREAM MUSIC EFFORTLESSLY Songs. Playlists. DJ mixes. Play whatever you want, whenever you want, from your smartphone or any Bluetooth-enabled device. You can also pop your playlist on a thumb drive and plug it into the built-in USB port. All you need is the music - and the desire to play it loud.	DAISY CHAIN CONNECTION The JBL PartyBox 310 can connect to multiple audio devices just with a cable. Just connect all speakers to each other, one by one, and light up the true surround sound.