Langsdom BT25 Active Noise Cancelling Wireless Headphone Stereo Bluetooth ANC Headphone with mic Wireless Headset for Phone Sony
1. Block Most Sounds
Noise-cancelling headphones with intelligent noise reduction chip do block out the majority of external sounds.
2. Lower Music Volumes Provides Richer Listening Experience
Most music, however, is much richer and fuller when played at a more natural volume. Noise-cancelling headphones allow users to turn the volume down and hear the intended richness and the variations in the music that disappear when the volume is pushed to the limits.
3. To Preserve Ear Health
Music or heavy traffic generates noise levels of up to 85 decibels (dB), which sufficient to cause permanent hearing damage if we are exposed to it for several hour