Upgraded Hybrid Active Noise Cancelling Technology (QCC3003+AMS3415) : Improved hybrid noise cancelling technology not only effectively reduces external noise by 96% while travelling on subway, bus, plane or at a loud office, but also reduces the headphones' internal noise, like white noise, improve the sound you listen to; in your world, there's nothing but music.
Impressive HD sound with Deep bass: upgraded Bolton active noise cancelling headphones come with 45mm large-aperture drivers for impressive HD sound quality & CAPTIVATING bass, enjoy the music in a more authentic way.
Cozy protein ear pads and high-tech aluminum alloy material: Bluetooth headphones equipped with professional high imitation protein ear pads that are non-toxic & skin friendly for first class comfort; high-tech aluminum alloy headband is rotatable, light & durable.
Bluetooth 5. 0 and built-in CVC 6. 0 microphone: Bolton wireless headphones with Bluetooth 5. 0 for a more effective and stable connection range (66ft); enjoy hands-free calls with built-in CVC 6. 0 microphone.
30-Hour playtime and fast charge: Bolton over ear headphone's built-in 680mAh battery delivers 30 hours playtime with less than 1 hour of charge, charge for 5 minutes for more than 2 hours use. Bolton provides 60 days free refund & 24 months with 5 Star service, Contact us anytime.