FITFORT Active Noise Cancelling Headphones - Bluetooth 5.0 Headphones Over Ear with HiFi Deep Bass

What are the advantages of noise cancelling bluetooth headphones?Noise-cancelling technology reduces ambient noise such as aircraft cabin noise, urban traffic or the everyday noise of a busy office. You can simply focus on your music, your movies, your calls undisturbed or just hide the ambient noise.Endless Music enjoymentUp to 30 hours of playing time with the rechargeable lithium-ion battery...