Qcy H3 ANC Wireless Headphones Bluetooth 5.4 Hi-Res Audio

43dB Hybrid Active Noise Cancellation

With hybrid anc technology, the five microphones work together to block noise up to 43dB.Four adjustable settings for every noisy situation.

Bimodal Ear Canal Adaptive Audio Compensation (BECAAC)

Headset to detect ear-canal structure and the way people wear it and create exclusive noise canceling parameters to revise audio curve that it can deliver same yet premium listening to different people. (Note: This function needs to be turned on manually every time you use it, it cannot be fully self-adapted in real time.)