Note : If the size of the earbud tips does not match the size of your ear canals or the headset is not worn properly in your ears, you may not obtain the correct sound qualities or call performance. Change the earbud tips to ones that fit more snugly in your ear Low-latency wireless audio: Gaming mode offers greater synchronization of audio with video for competitive gaming. Active Noise Cancelation (ANC): Hybrid ANC technology detects and filters out noise coming from inside and outside the headphones, enabling immersive audio experiences. Extensive battery life: Features 27-hour battery life with quick-charge technology. Wireless charging: Case can be charged conveniently via wireless charging.