Sound you can see.Kick start your party with JBL signature sound and a dazzling LED light show all in 360 degrees. Our bold, IPX7 waterproof design shines bright and will keep the tunes flowing for up to 12 hours on a single charge. Tap the JBL Connect App to change the sound-responsive colors and patterns and connect with otherJBL PartyBoost compatible speakers to make your party epic.FeaturesLight up the nightFollow the beat everywhereDance the night or day awayMake a splash with IPX7 waterproof designThere’s an App for thatCrank up the fun with PartyBoostShake it to sync your light showTechnical specificationsBluetooth version: 4.2Support:A2DP V1.3, AVRCP V1.6Transducer: 2.25 inchRated power: 20W RMSFrequency response:70Hz – 20kHzSignal-to-noise ratio: >80dBBattery type: Lithium-ion polymer 26 Wh (3.6V, 7260mAh)Battery charge time: 3.5 hours (5V/3A)Music playtime: up to 12 hours (varies by brightness & volume level and audio content)Bluetooth transmitter power:≤10dBmBluetooth transmitter frequency range:2.402 – 2.480GHz2.4GHz SRD frequency range: 2.407 – 2.475GHzBluetooth transmitter modulation: GFSK, π/4-DQPSK, 8DPSKDimensions (W x D x H): 96 x 96 x 207mmWeight: 1260gWhat’s in the box1 x JBL Pulse 41 x JBL branded Type C cable1 x Quick start guide