16-Hour Battery LifeWaterproof and Dust-Proof (IP67)Wireless Dual Speaker PairingSpeakerphoneBuoyantCarabinerAux-inPower Bank and USB ChargingQuick ChargeCharging Cable Free to be. The No Bounds XL provides peak performance and battery life in our durable, outdoor speaker family. Crafted with sustainable REGRIND™ Cork for its natural and sustainable characteristics, this speaker is buoyant, as well as waterproof and dust-proof. The No Bounds XL is also compatible with your Bluetooth® enabled devices and offers speakerphone capability. Quickly recharge with the provided cable for up to 16 hours of playtime and can double as a backup power bank with USB output power.All No Bounds speakers are crafted from the Marley REWIND™ fabric, REGRIND™ Silicone, REGRIND™ Cork, and Recyclable Aluminum - more natural physicality for your physical lifestyle.