Description: 【Innovative Technology】: Experience sound like never before with cutting edge technology. This speaker uses , low density vibrations to sound across various surface, transforming any environment into a rich audio experience 【Nice Sound Quality Anywhere】: Whether a bustling city or a , enjoy music with ease. The speaker's impressive to noise ratio of ≥75dB ensures clear and immersive audio no matter where you are 【Compact and Portable Design】: Designed for those on the go, this speaker is compact and lightweight, measuring just 4cmx4cmx2.8cm/1.57inchx1.57inchx1.10inch. Its portability allows you to take your music anywhere without compromising quality 【Advanced BT and Support】: Seamlessly connect your devices with BT support and enjoy stereo sound by pairing two speakers using True Wireless Stereo () technology for an enhanced listening experience 【Build with Convenient Charging】: Crafted from pp aluminum alloy for durability, this speaker comes with a Type C USB charging cable for easy recharging, ensuring long term performance wherever you go Specification: Power: 5W Frequency: 20Hz-20KHz to noise ratio: ≥75dB Distortion: ≤0.1% Charging voltage: 5V Battery: 3.7V/400mAh Speaker: 3W/4Ω/27mm Distance: 10m Material: PP Aluminum Alloy Size Chart: 4cmx4cmx2.8cm/1.57inchx1.57inchx1.10inch Package Includes: 1 Speaker 1 Type C USB charging cable 1 User Manual Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.