Features1. Wireless Convenience: Experience the convenience of wireless audio with our waterproof speakers. No longer have tangled wires or restricted cables, this portable mini Bluetooth speaker allows you to enjoy your favorite music without the hassle of wires.2. Stereo sound experience: Immerse yourself in excellent stereo sound effects with our waterproof speakers. This creative speaker is designed with advanced audio technology to provide clear sound quality, allowing you to enjoy every detail of your favorite music or podcast3. Turn anything into a speaker: Our innovative waterproof speaker can turn any surface into a speaker. Just connect it to a compatible surface and you'll see it turning objects into sound amplifiers.4. Portable and durable: You can carry the party with you wherever you go! The waterproof speaker design is compact and lightweight, making it perfect for outdoor exploration, travel, and even showering. With its durable structure, it can meet your lifestyles needs anytime, anywhere.5. Multi functional waterproof: From showering to poolside, our waterproof speakers are designed to keep up with your active lifestyles.SpecificationProduct dimensions: Height 26 millimeters, Diameter 40 millimeters, Weight 75 gramsMain control chip: Bluetooth 5.0 supports TWS true stereo soundOutput power: 3W audio outputAudio decoding: supports various types such as MP3/AC3/AAC/WAVBone conduction transducer: built-in enhanced magnetic core and high-performance coil [product with magnetic tape power]Microphone: Omnidirectional microphone, capable of communication, Fm functionFm radio: Built in Fm enhancement IC, regular indoor receivers up to 10 or moreCharging interface: TYPE C interface, 5V0.4A charging currentBuilt in battery: polymer lithium battery, capacity 300mAh 3.7-4.2V solder wirePlay at 80% volume for 1-1.5 hours, with maximum volume playing for nearly 1 hourMaterial: MetalColor: Silver, Black, RedWeight: 85 gPackage Include:1x Bone Conduction SpeakNote: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store