Bitswolee Noise Cancelling Bluetooth Headphones, wireless neckband headphones, HIFI stereo in-ear sports earphone with microphone,IPX7 Waterproof 18 hours play time

Hear what you want! The noise cancelling earbuds use ANC technology to capture the ambient sound with noise cancelling earbuds microphones, process the incoming sound waves and creates inverse waves to offset them. The noise cancelling earbuds reduce background noise up to 28 dB for immersive sound even on the airplane, subway or in the crowded environment.