"Bluetooth 5.1: T12 wireless Bluetooth headsets use an upgraded Bluetooth 5.1 chip to transmit signals faster and more stably. Cooperate with high-definition audio codec to provide low-latency, high-definition stereo calls. Triple-click on the right headset to activate the low latency mode, up to 110ms, providing a better visual experience Call noise reduction: T12 omnidirectional Bluetooth microphone Built-in headset, high-definition noise reduction, can attenuate more than 90% of noise , the other party can hear the sound clearly, stay away from noise interference.Dual-channel transmission, fast switching between single/dual mode, press the automatic pairing pop-up window.The sound is on the way : Built-in 13mm large speaker, high molecular weight polymer diaphragm, providing a wide panoramic sound field.Through the app to adjust the equalization music player, T12 wireless headphones allow you to show more details in strong and shocking bass and treble, and restore the real texture. 20 Hours Battery Life: T12 wireless bluetooth headphones have a built-in 380mAh charging box, which can work for 4 hours on a full charge, and the total battery life is up to 20 hours. Play continuously from dawn to dusk. It is the ideal companion for life. Unique Design: The T12 Bluetooth headset adopts a push-pull design, and the open charging compartment has a stylish personality. IPX5 waterproof protects the earplugs from rain and sweat. Even in the rain, sweating a lot at the gym or running outside, you can enjoy the music at your leisure."