TOZO NC9 Wireless Earphones New Noise Completely Wireless Earphones with External Sound IPX6 Up To 40 Hours Wireless TypeC Rapid Compatible with

[Active noise canceling] Hybrid 3-layer active noise canceling. 1. 1. External microphone detects external sound and cancels it with equal anti-noise function. 2. 2. The inward microphone picks up the sound inside the ear canal and generates anti-noise again, canceling the left noise twice. 3. 3. Ear caps prevent 90% of noise from entering the ear canal. [Transparent mode] You can hear the sound you want to hear. You can clearly hear airline and subway announcements and voices around you without having to take off your headphones. [Built-in dual noise canceling microphone] Double microphone noise reduction system suppresses environmental noise. Two dedicated microphones, a built-in one and an external one, pick up your voice and isolate it from outside noise. 【One-Step Pairing】Take out the two headsets from the charging case and they will be paired automatically. Then just enable the Bluetooth connection on your phone and your device and earbuds will be paired. 【Charge on the go】TOZO NC9 wireless earbuds provide over 13 hours of playback on a single charge, and extend it to 27 hours with the compact charging case. Active noise canceling mode allows for over 7 hours of playback. Provides a convenient charging method.