BT5.0 chip provides faster and more stable connection, low latency, strong anti-interference performance.Professional three-frequency tuning, strong and shocking low frequency, clear intermediate frequency level, loud and delicate high frequency, bringing full and stereo audio experience.The digital display screen displays the battery power digital of the charging case and the power status of the left and right earbuds in real time.Dual-channel transmission of left and right earphones, the master-slave mode can be switched at will, bringing a different true wireless headphone experience.Intelligent fingerprint touch operation, easy to play/pause, switch previous/next song, answer/hang up, adjust volume.