【30dB ANC Technology】 Active Noise Cancellation technology reduces ambient noise by up to 30dB, with easy switching between noise cancellation and music modes 【Premium Sound Quality】 40mm professional HiFi dynamic drivers deliver high-resolution audio with precise detail reproduction 【Long-Lasting Battery】 Enjoy up to 55 hours of music playback (45 hours with ANC) or 60 hours of talk time on a single charge 【Quick Charge Feature】 A 10-minute charge provides 2 hours of use at 60% volume, ensuring minimal downtime 【Clear Voice Transmission】 High-definition microphone with wind resistance technology ensures crisp and clear voice calls 【Comfortable Design】 Featuring an adjustable headband and foldable earcups for convenient storage and transport 【Water Resistant】 IPX4 rating protects against splashes and sweat, suitable for various environments Specifications Bluetooth Version: 5.3 Battery Capacity: 500mAh Charging Time: 2.5 hours Music Playback Time: 55 hours (45 hours with ANC) Talk Time: 60 hours Noise Reduction Depth: -30±3dB Dimensions: 167 x 81 x 193 mm Weight: 249g Water Resistance: IPX4 Driver Size: 40mm