Ws 3135DescriptionDynamic Stereo】: Enjoy crisp, energetic sound with impressive volume, powered by 2 x 5W stereo drivers with remarkable frequency response. Sublime bass is delivered by dual passive subwoofers.【Version 4.2 Bluetooth】: Advanced Bluetooth tech offers an extended 40ft range (outside) so you can take your phone further without losing connection and make hands-free calls with the built-in noise-canceling mic.【IPX5 Rated Waterproof Bluetooth Speaker】: splashproof, rainproof, dustproof, sandproof; outdoor shower speaker, perfect for the beach, poolside, car, boat & golf cart -- IPX5 rating speaker can resist gentle water spray & splash but cannot be partially or fully submerged【Breakthrough battery performance】: Built-in 1200MA high-capacity lithium-ion battery can achieve 8-10 hours of playback time, allowing your music to play all day, and charging time is only 2-3 hours. Cable that charges the power after it is turned off (Note: The playback time varies depending on the volume)【High Compatibility】: Using the latest Bluetooth version causes the volume of the battery to be visualized on the phone. You can use this wireless Bluetooth speaker for outdoor activities at home, office, car, outdoor, travel, beach, cycling, golf, hiking, etc. It supports any device via Bluetooth or Aux lines such as iPhone, iPad, Samsung, PDA, PC, Macbook, MP3 player, laptop and more.