[3D Stereo Sound, Clear And Bright Sound Quality] Φ57mm high-fidelity speaker unit, transparent treble, surging low frequency, immersive 3D surround sound [Bluetooth 5.3] fast and stable transmission Bluetooth 5.3, fast connection, stable transmission, low latency, strong anti-interference [4 kinds of lighting Effects] can be switched freely, with the rhythm of music, with its own ambient night light A variety of RGB lighting effects, the lighting breathes with the rhythm of the music, adding a sense of musical atmosphere [One-key Hands-free Calling] enjoy high-definition calls Built-in high-definition microphone, hands-free call zero distance like face to face [TWS/FM/TF/Bluetooth Multiple Modes] can be switched freely Support TWS interconnection/FM/TF card/Bluetooth and other modes, change the playback mode at will [15 Hours Long Standby] Environmentally friendly lithium battery, Built-in 1500mAH battery, you can enjoy 3 hours of music time, 15 hours of long-lasting standby, to meet daily needs