[360° Surround Sound]Experience immersive Dolby HD-quality audio with 360-degree surround sound, delivering an exceptional listening experience. [RGB Lighting Effects]Enjoy vibrant RGB flowing light effects through the transparent body, adding a visual spectacle to your audio experience. [High-Performance Audio System]Featuring a metal diaphragm, this speaker emphasizes both high and low frequencies for a more pronounced sound quality. [Portable Design]Compact and lightweight, this speaker is perfect for on-the-go use, making it easy to carry during travel or outdoor activities. [TWS Connectivity]Support for True Wireless Stereo (TWS) allows you to connect multiple speakers for an even more immersive surround sound experience. [Advanced Bluetooth-Compatible 5.4]Enjoy faster, more stable, and stronger connections with the latest Bluetooth-compatible 5.4 technology. Specifications: Bluetooth-Compatible Version: 5.4 Bluetooth-Compatible Range: 10 meters Speaker Unit: Ф 36mm Noise Level: ≤ 25dB(A) Output Power: 4Ω5W Rated Input: 5V/9V-2A Bluetooth-Compatible Protocols: A2DP, AVRCP Frequency Response: 250Hz-20KHz Battery Capacity: 500mAh Charging Time: 1-3 hours Playback Time: 2-4 hours Dimensions: 51*58*48mm Weight: 118g