product description: Do you need a wireless Bluetooth speaker to listen to music? Need a durable waterproof speaker to bring with your traveling? Do you want to be the focus in the party by the music you play? M83 Bluetooth Speaker is definitely a better choice for you! Different from similar products, M83 has 2 dual-power passive speakers and 40W stereo sound output, which brings you a really strong bass effect. Multiple playing modes Support TF card, 3.5 mm audio input, Bluetooth playback, TWS surround stereo playback, just one button to easily switch modes, which let you enjoy music anytime, anywhere. Simple and clear operation buttons The on/off key, volume +- button, pause button, TWS button, and mode switch button. All functions can be easily switched through these buttons. It will bring you pleasant user experiences. Stylish, tough looking. The eye-catching color, the metallic mesh frame and the sturdy scratch-resistant case make the M83 become the perfect choice of Bluetooth speaker for both home and outdoor. package - M83 Portable Bluetooth Speaker -mini USB cable - 3.5 mm audio cable - User Manual