Bluetooth Wireless Connection: Experience seamless audio transmission with the Speaker's Bluetooth wireless connection. Ideal for outdoor sports and parties. Portable Design: This compact and speaker is designed for portability, making it perfect for on-the-go use. Supports TF Card and Mobile Phone: The speaker supports TF cards and mobile phones, offering multiple ways to play your favorite tunes. Universal Stereo Sound: Enjoy high-quality stereo sound from this universal speaker, enhancing your music experience with rich, clear sound. Full-Range Audio Crossover: With its full-range audio crossover, this speaker delivers a balanced sound that's suitable for various genres. Battery capacity: 300mAh Charging time: about 1-2 hours Playing time: 1-2 hours How to use:Bluetooth USB TFcard FM radio Colour:Black&Blue Material:ABS Package Contents: 1 x Sound Box 1 x cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.