Feature: 1. Bike-mounted Design: The speaker is designed to be mounted on a bike conveniently. It can be easily fixed onto the bicycle handlebars or frame without using additional brackets. 2. Bluetooth-compatible Connectivity: With Bluetooth-compatible connectivity feature, the speaker can connect to your phone, tablet, or other devices. Enjoy high-quality music and wirele radio reception while riding your bike. 3. High-Quality Sound: The bike Bluetooth-compatible speaker provides clear and powerful sound quality, whether playing music or listening to the radio. You can enjoy an excellent audio experience while riding your bike. 4. Waterproof Design: Waterproof design allows for use in damp or rainy conditions without worrying about damage from water exposure. 5. Multi-functionality: The speaker supports FM radio reception, enabling it to function as a radio station for added convenience. Specification: Main material: ABS Product colors (optional): blue, black, green, army green, gray, purple, red Product size: approximately 100x72x50mm/3.94x2.83x1.97in Audio battery: 500mAh polymer battery Usage time: about 3h Charging method: Type-C USB charging Connection method: Bluetooth connection Effective distance: 15 meters Appearance size: 50 * 100 * 72mm Additional features: card insertion, waterproof, dustproof, and anti drop Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. .