ENC Crystal Clear Calls and Premium BassEquipped with 4 microphones with ENC environmental noise reduction, experience crystal clear calls and premium bass. Enjoy music and clear phone calls even in noisy environments. Bluetooth stereo 5.3 ensures stable, fast, low-latency connections. High-resolution audio and 8mm dynamic diaphragm provide HIFI stereo.Longer battery life and lower power consumptionEquipped with a large-capacity lithium battery for 48 hours of long-lasting battery life, worry-free all day, music, games and trendy games never stop. Long battery life can not only charge the headset, but also charge the mobile phone to get rid of the embarrassment of the mobile phone running out of power.Sensitive metal contacts can be charged by just putting them in & the magnetic hatch can be opened by flickingThe hatch has built-in sensitive magnets, no need to force it open, just flick it to open and close. Sensitive metal contacts can be charged as you put them in 5.3, low power consumption is the core technology of the headset, with a mini energy-gathering cabin design, which can be charged when discharged.[Metal spray painting technology is more technological] The metal spray painting production process is used, which is more corrosion-resistant, has less friction damage, and has full metal particles, creating a hard-core mecha headset with a sci-fi style.[Alloy texture mecha trend] Inspired by sci-fi movies, it combines sci-fi elements and creativity, leads the trend, integrates concepts into reality, and develops a new sci-fi mecha headset.