New in sealed package 35dB Active Noise Cancellation & Pass Through: Immerse yourself in immersive and noise-free audio with our advanced 35dB Active Noise Cancellation (ANC) technology. Enjoy powerful ANC that eliminates background noise and enhances your audio experience. Stay aware of your surroundings with the convenient pass-through mode, allowing you to hear important sounds without removing your Bluetooth headphones. Our noise-canceling earbuds utilize 4-Mic ENC (Environmental Noise Cancellation) technology, ensuring crystal-clear phone conversations by reducing ambient noise.