35dB deep noise cancellation Allowing you to enjoy a world with less background noise. Light noise cancellation Libraries, offices Balanced noise cancellation Coffee shops, parks Deep noise cancellation for Metro, Aeroplane and clear calls Three-microphone call noise cancellation Can be heard clearly in noisy environments The three microphones, together with the call noise cancellation algorithm enabled through the neural network model, can accurately pick up people's voices while effectively reducing background ambient noises. Dual transparency mode Hear ambient sounds without having to take out the earbuds When transparency mode is turned on, you can still hear ambient sounds without having to take out the earbuds. Switch to enhance voice mode for clearer voice. 9 mm composite vibrating diaphragm coil Recovers more sound details 9 mm composite vibrating diaphragm coil provides you with an excellent audio experience. After being tuned by a professional from Xiaomi’s internal sound lab, a high-pitched sound is clear and not distorted while a low-pitched sound is rich and pure with more refined sound quality. 28-hour ultra-long battery life Continue to enjoy your music With a built-in low-power chip, the earbuds can operate up to 6 hours for a single charge. With the assistance of a charging case, the earbuds can operate up to 28 hours. 6 hours Single use (with noise cancellation off) 28 hours Overall battery life (with noise cancellation off) Capable of connecting to two devices simultaneously Smart switching between entertainment and work Supports fast charging and wireless charging With fast charging, the earphones can charge for just 10 minutes and then allow you to listen to music for up to 3 hours. Features:- 3 ANC Modes In-ear detection IPX4 water resistant Availability of multiple silicone ear tips Find your earphones