Experience the innovative audio technology with the Adin Portable Bluetooth Vibration Speaker. This wireless subwoofer utilizes advanced vibration resonance to deliver a powerful and immersive sound experience. Perfect for any music enthusiast, the speaker features:Enhanced Audio Performance: Delivers rich, deep bass and crisp treble through vibration resonance technology. Portable Design: Compact and lightweight, ideal for travel or outdoor activities. Wireless Connectivity: Easily connect with your phone or other Bluetooth-enabled devices for seamless audio streaming. Built-in Microphone: Allows for hands-free calls and voice interactions. Durable Construction: Built to withstand everyday use while maintaining sound integrity. Turn any surface into a soundstage and enjoy your music anywhere with this versatile wireless speaker. Frequency: 160Hz-18KHz Effective distance: 10 meters Output power: ≥75db Battery capacity: 1400 mAh Output mode: Bluetooth, AUX input Rated voltage: 5V Power: 26W Music endurance: 3-6 hours Charging time: 2-3 hours Colour: A Black Material:Metal Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 * Bluetooth Speaker 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.