Dolaer Wireless Earbuds Active Noise Cancelling, ANC in-Ear Headphone IPX7 Waterproof Bluetooth 5.2 Stereo Earphone, Transparency Mode, 4-Mics ENC Call Clear, 40H Playtime Deep Ba

(Active Noise Cancellation) Wireless Bluetooth Earbuds uses hybrid 3 layer Active Noise Cancellation to cancel 35db low-frequency noise in the environment,Especially suitable for use at working or when taking the subway or bus. Let you enjoy the amazing sound clarity and powerful deep bass. Additionally, you can also turn on ANC mode without playing music. (Transparent Mode)transparent mode can enhance the voice frequency band and improve the perception of the surrounding sound, which lets outside sound in so you can hear and interact with the world around you. You can clearly hear the announcement of the airline or subway and what is saying around you without taking off the headphones. (Environmental Noise Cancellation) The wireless Bluetooth earbuds equipped with 4 microphones and smart designed ENC features can block the environmental noise,accurately extract your voice while filtering the noise, restore audio authenticity and voice dynamics, offering incredible clarity of