sound quality A 40 mm driver delivers 20 Hz to 18 kHz for crystalclear audio, ensuring every note and beat is heard with clarity. Advanced noise cancelling Reduces ambient distractions to help you focus on your audio whether you are working, studying, or relaxing. Extended battery life 500 mAh? Wait, the original specifies 300 mAh. We must keep that. 300 mAh battery provides up to 8 hours of continuous music playback. A quick 3hour charge keeps the headphones ready for allday use. Universal compatibility Bluetooth allows connection to any compatible device within a 10meter range. Compatible with Android, MAC, and more for versatile connectivity. Use scenarios Commute or travel: Use wireless Bluetooth to listen on the go with noise cancelling helping reduce background chatter and engine noise. Work or study: Enjoy focused listening with clear audio for calls, video conferences, lectures, and concentration. Relax at home: Long battery life supports extended listening sessions of music or media without frequent recharging. Key specifications at a glance Driver: 40 mm Frequency response: 20 Hz to 18 kHz Battery capacity: 300 mAh Battery life: up to 8 hours of continuous playback Charging time: approximately 3 hours Wireless range: up to 10 meters Connectivity: Bluetooth, compatible with Android, MAC, and more These headphones offer dependable performance with a balance of sound quality, noise cancellation, battery life, and broad device compatibility for everyday listening.