Zihnic Active Noise Cancelling Headphones, 40h Playtime Wireless Bluetooth Headset With Deep Bass Hi-Fi Stereo Sound,Comfortable Earpads For Travel/Home/Office (Rose Gold) New In Box! Comes With Carrying Case! Same/Next Day Shipping 1.Active Noise Cancelling Technology: Effectively Reduces The Ambient Noise In Low And Mid-Range Frequency, Such As City Traffic, Airplane Cabin. You Can Enjoy The Immersive Music Experience In A Quiet And Peaceful Environment For On The Subway, The Bus, Or The…