Oneodio A30 Active Noise Cancelling Headphone:

Feature:

Excellent Active Noise Cancellation: OneOdio headphones use new generation of noise cancelling microphones, which increase the absorption and cancellation of low frequency noise in a larger range, combined with thick and comfortable soundproof earmuffs, the noise reduction is significantly improved. You can enjoy more your music without disturbing by the outside noise.
Incredible Sound Quality: Custom 40mm large-aperture headphone drivers for A30 ANC headphone offer clear, natural, and balanced audio quality that’s decent for most music genres, a robust sound that perfectly balances clarity with just the right amount of bass.
Bluetooth 5.0: The QCC3003 chips support BT V5.0, provides faster transfer speed and greater signal range to make sure you’re getting the most stable connection.
Dual-Device BT Connection: Under BT mode , Oneodio noise cancelling wireless headphone support connection between 2 devices, so that you won‘t miss phone calls after you already connected your phone and other device, and can shift devices connection at your choice.
All Day Power: For ensuring the battery is light enough for comfort, and to meet the daily battery life, we chose a 500mAh battery. 2.5-hours charging time brings you 15-hours in BT+ANC mode, 25-hours in BT mode, 45-hours in ANC mode. It is good enough for you to immerse yourself in a noiseless music world for several days.
Make A Clear Call: OneOdio A30 noise cancelling Headphone is also equipped with an advanced CVC 8.0 noise-cancelling built-in microphone, which can only accept your voice and remove the ambient noise from long distances around you, giving you a clear and smooth wireless hand-free call.