JBL Xtreme 4 Portable Bluetooth Speaker, ProSound with Powerful Bass Radiators, AI Sound Boost, Built-in Powerbank, Multispeaker Connection by Auracast, IP67, Replacable Battery, Fast Charging (Black) REFURBISHED 11ac Device interface - primary

11ac Device interface - primary ‎Touchscreen Lens type ‎Zoom Media type ‎Micro SD Does it contain liquid

making these powerful earbuds the perfect on-the-go companion

the five-layer filtration system captures even the smallest particles

95 Workout Modes

Titanium alloy bezel—tough and corrosion-resistant

JBL Xtreme 4 Portable Bluetooth Speaker, ProSound with Powerful Bass Radiators, AI Sound Boost, Built-in Powerbank, Multispeaker Connection by Auracast, IP67, Replacable Battery, Fast Charging (Black) REFURBISHED 11ac Device interface - primaryFeatures Next level massive JBL Pro Sound : Dual woofers and pumping JBL Bass Radiators deliver powerful, immersive sound with deep bass and rich detail AI Sound Boost : AI Sound Boost analyzes the incoming audio signal, while our AI algorithm predicts and optimizes loudspeaker movement to deliver powerful, distortion free sound with deep bass and high volume Up to 24 hours of playtime, plus 6 hours with Playtime Boost : Up to 24 hours of battery life