JBL PartyBox 310 Speaker

JBL PartyBox 310 Speaker – Full-Size Party Power That Still Rolls Anywhere

The JBL PartyBox 310 sits in the middle of the PartyBox range, and for many buyers it is the most balanced model of all. It delivers the output, bass weight and lighting expected of a serious party speaker, yet one person can still move it comfortably thanks to its built-in wheels and telescopic handle. It is built for house parties, farmhouse weekends, society events, small functions and DJ-led celebrations.

With 240 watts of JBL Pro Sound, dual microphone and guitar inputs, and a battery that keeps the music going long after a wired speaker would have been packed away, the 310 works equally well as a music system, a karaoke rig and a small live-performance setup.

Key features

• 240W RMS JBL Pro Sound with strong, deep bass response
• Two 6.5-inch woofers and two 2.5-inch tweeters for full-range output
• Dynamic light show with strobe and club-style effects synced to the beat
• Up to 18 hours of playtime from the built-in rechargeable battery
• Dual microphone and guitar inputs for karaoke and live performance
• Bluetooth, USB and auxiliary inputs for flexible music sources
• True Wireless Stereo pairing with a second compatible PartyBox
• Auxiliary daisy-chaining to scale sound across larger venues
• Telescopic handle and smooth-rolling wheels for easy transport
• IPX4 splash-resistant design for outdoor and poolside use

Performance

The 310 is tuned for impact. The twin woofers move enough air to give kick drums and bass lines physical weight, while the tweeters keep vocals and percussion clear when the volume rises. Bass Boost adds further low-end emphasis for dance music, and the sound holds together at levels that comfortably cover a hall, lawn or large living space. For singers and instrumentalists, the separate mic and guitar inputs with individual control make rehearsals and informal performances straightforward.

Design and build

Despite its output, the cabinet is designed around movement. The telescopic handle extends for rolling and tucks away during use, the wheels handle flat floors and outdoor surfaces well, and a bottle opener is built into the handle as a small party-ready touch. The black finish and illuminated drivers give it the unmistakable PartyBox look once the light show starts, and the IPX4 rating means light splashes at outdoor events are not a concern.

Connectivity and control

Bluetooth is the quickest way in for guests, USB playback covers prepared playlists, and the auxiliary input handles laptops, mixers and older sources. The JBL PartyBox app adds control over lighting patterns, EQ and karaoke features from a phone, while on-unit controls cover the essentials during an event. Pairing a second unit wirelessly creates true stereo separation for wider spaces, and daisy-chaining extends coverage further.

Battery and runtime

The rechargeable battery delivers up to 18 hours of playtime depending on volume and lighting use, enough for a full day event or a long evening without running a power cable across the floor. When mains power is available it can also play while charging, so long functions never need to pause.

The PartyBox 310 is for event hosts, DJs and families who celebrate often and want one speaker that handles music, karaoke and live inputs at genuine party scale, while remaining easy to store, move and set up.