Ugreen Wireless Bluetooth Headphones Sport Studio Pro Anc

[ ANC Active Noise Reduction Adaptive ] This sport bluetooth headset is equipped with Adaptive Active Noise Reduction (ANC) technology that intelligently adapts to your environment, with noise reduction up to -48dB. The high quality chip can pick up ambient noise 375,000 times per second and automatically adjust the noise reduction level, always clear listening whether you are on a plane, train or office.