Edifier TWSNB2 Wireless Headphone,Bluetooth Headset Earpiece,Active Noise Cancelling,IP54 Sweatproof,Long Battery Life

Hybrid noise-cancellation The dual-mic noise-cancellation technology is designed for precise noise-cancelling and reverse noise offset. By advancing its technology, the TWSNB2 has elevated its noise cancellation to -35dB,30% deeper than the previous generations of Edifier headsets