Hands calls and waterproof design This Bluetooth speaker has a builtin microphone for hands calls, allowing you to chat while cooking, driving or taking a shower. It is waterproof and for outdoor activities such as cycling, hiking and kayaking. Bluetooth 5.0 wireless connection Bluetooth 5.0 technology provides a more stable connection and wider wireless range for Bluetoothenabled devices such as laptops, smartphones and computers. Compact and portable Smaller than a mobile phone, this speaker is ultralight and comes with a lanyard that makes it easy to hang on a bag, bicycle or car. Its stylish design makes it a practical speaker and a fashionable accessory. Rechargeable and wireless The portable speaker uses TypeC charging for convenient operation. Whether you are traveling or at home, you can enjoy an uninterrupted sound experience without worrying about charging.