Anker | Soundcore Liberty 4 NC true wireless Bluetooth headphones

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The 11mm extra-large dynamic unit produces deep bass and clear and detailed mids and highs.
SGS certified noise reduction can reduce external noise by up to 98.5%
Adaptive ANC 2.0 automatically adjusts the noise reduction curve based on the user's ear canal characteristics and external environment to provide users with the best noise reduction effect.
Supports LDAC™ audio, certified by Hi-Res Audio Wireless
Use a total of 6 noise-cancelling microphones to provide a clear call experience
Input: 5V⎓0.85A
Unit size: 11mm moving coil
Charging time: 3 hours / 10 minutes of use 4 hours
Usage time (headset single time/with charging box): up to 10/50 hours (standard); up to 8/40 hours (ANC); up to 4/20 hours (talk time)
Frequency response: 20 Hz - 20 kHz
Connection: Bluetooth 5.3
Bluetooth transmission distance: up to 10 meters
Dimensions: 57.2 x 57.2 x 30.5mm
Net weight: 5.2g (single headphone) / 50g (charging box)
Contents: Soundcore Liberty 4 NC, charging case, earbuds x 4, USB-C charging cable, manual
Hong Kong licensed product, 18 months warranty