XMENHA Sleeping Active Noise Canceling Earbuds Earphones Wireless Bluetooth Active Noise Cancelling Earbuds for Sleep Noise Reduction Ear Buds Sleeping Noise Cancellation Bluetooth Headphones Color:Black Feature：

Feature：

Type: Touch Screen Earbuds

And wireless headphone compatible with iPhone

Transmission distance: about 10 m

Waterproof level : IPX5

XMENHA Sleeping Active Noise Canceling Earbuds Earphones Wireless Bluetooth Active Noise Cancelling Earbuds for Sleep Noise Reduction Ear Buds Sleeping Noise Cancellation Bluetooth Headphones Color:Black Feature：Active Noise CancellationEarbuds wireless bluetooth noise cancelling Ear caps prevent 90% noise going to ear canal. 1. Outward facing microphone detects external sounds and counter with equal anti noise to first cancel noise. 2. Inward facing microphone listens inside ear canal to pick up internal sounds and produce anti noise again to twice cancel the left noise. Sleep Earbuds BUT Not For Side Sleepers Noise cancelling earbuds built in mic Perfect