About this item HD Stereo Sound QualityThis portable bluetooth speaker is precision engineered with advanced audio technology and high-quality speaker units to deliver excellent sound performance and clear music details. You can also connect two speakers simultaneously to experience immersive 360° stereo sound. This portable speaker is perfect for music lovers. Waterproof and Rugged DesignThe waterproof bluetooth speaker features an IPX5 waterproof rating to withstand rain, spills, and splashes. It's designed for durability against bumps and drops while remaining compact and easy to carry. Ideal for pool parties, beach outings, barbecues, biking, hiking, camping, and more. Long Playtime and Multifunctional ButtonsThis portable wireless Bluetooth speaker boasts a large 4000mAh battery that provides extended playback time on a single charge, reducing the need for frequent recharging. Multi-function buttons make it easy to play music, adjust volume, use FM radio, and control LED lights. W