About this item [Clear Call with 4-Mics Noise Reduction] Built-in 2 microphones in each earbud, 4 mics with environmental noise canceling(ENC) technology work together to monitor the sounds around you, Losei D65 wireless earphones instantly produce an opposite signal to reduce background noise, help isolate speaking and suppress the most disruptive sound, let you take calls confidently even in a loud environment. [Individual Power Display for Earbuds & Charging Case] Features with digital power display, Losei D65 Bluetooth ear buds allows you to see how much charge the charging case has & the charging status of headphones. Know the remaining battery of the charging box clearly in percentage (from 1% to 100%) anytime when you open the charging dock. The 2 marquee lights keep running when earphones are being charged and stop when earbuds are fully charged. [Wireless Charging & 30 hours Playtime] Support highly effective wireless charging, Losei D65 sports wireless earphones simplify the charging process and deliver totally wireless life experiences. Charging is just as easy as placing them on the charging pad (not included). You can also charge by USB-C charging cable. These cordless headphones will last 5 hours on single charge, and the portable charging case can extend it to 30 hours. [Comfortable Fit & IPX7 Waterproof] Adopted ergonomic design & equipped with 6 pairs of different-sized silicone ear tips, Losei D65 headphones wireless Bluetooth brings you a more snug and stable wearing experience. IPX7 waterproof can effectively prevent the earphones from the damage of splash of sweat and raindrops. Born for sports/workout/running/commute/work in the office/travel etc. [Auto Pairing & Smart Touch Control] Losei D65 wireless Bluetooth earbuds will auto connect to the last paired device when taken out from the charging case. Smart touch control design provides you with a more simple and convenient experience. Better to reduce the pressure on ears, you can easily touch the sensor area to achieve multiple functions including volume control/skip tracks/play/pause. Do more as you wish without having mobile phone on hands.