This product is specially designed for outdoor environments, featuring a sealed structure with waterproof, sun-proof, and high-temperature resistance. The engineering composite material ensures long-term use without easy aging. It has a built-in rechargeable battery that can work continuously for 8-10 hours, and is equipped with a volume adjustment knob. It is equipped with Bluetooth and 5.8G wireless modules, supporting one transmitter paired with multiple receivers, achieving all-round remote transmission with clear and melodious sound. The mesh cover is made of fiberglass craft material, with an all-metal structure, effectively resisting aging and damage, suitable for various outdoor scenarios.