The New Loud Black Truck Bluetooth Speaker, USB, Radio FM, SD Card WS-580 is a portable speaker system with a sleek rectangular shape and a black color. It features Bluetooth connectivity, USB audio input, and a 5W RMS power output for high-quality sound. This speaker is compatible with a universal range of brands and models, making it a versatile option for any audio setup. With a battery capacity of 1500 mAh and a durable plastic material construction, this Loud Truck WS-580 model from China promises a powerful and long-lasting audio experience on the go.