- Bluetooth 5.2 Technology : Enjoy a reliable connection with an effective range of up to 10 meters, ensuring stable performance for all your wireless audio needs. - Flexible Playback Options : Experience music your way with multiple options including Bluetooth, TF card, and USB playback, allowing you to choose the format that suits you best. - Clear Audio with Compact Design : The built-in 57mm speaker delivers powerful, high-quality sound in a compact size, ideal for listening in various settings such as at home, during outdoor activities, or in emergencies. - Practical Use Cases : - Take your music anywhere: Perfect for picnics, camping trips, or beach outings where portability matters. - Emergency preparedness: Utilize the hand crank and solar charging features to stay connected and entertained during power outages or outdoor adventures. This product combines compatibility and convenience to address diverse listening preferences while ensuring excellent sound quality in a space-saving design. Experience versatile and reliable audio performance wherever you are.