[ Hi-Res Audio with LDAC ] - The W830NB features 40mm dynamic drivers and an independent acoustic chamber for superior sound. It supports LDAC decoding at 990kbps to deliver 3x more detail than standard codecs, revealing a rich, nuanced soundscape where every note comes to life. [ -45dB Hybrid ANC & 4 Modes ] - Experience immersive silence with upgraded hybrid ANC, effective up to -45dB. Seamlessly switch between 4 modes (High/Medium ANC, Wind Reduction, Ambient Sound) to curate the perfect soundscape for any moment. [ 94H Playtime & Fast Charging ] - Engineered for marathon listening, it delivers up to 94 hours of ANC-off playback. When time is short, a quick 15-minute charge powers up to 10 hours of useso you can recharge your day, not just your device. [Immersive Spatial Audio] - A sophisticated 3D soundstage algorithm creates a theater-like surround atmosphere, placing you at the center of an expansive, immersive listening experience. [ DNN Tech for Clear Calls ] DNN t