PREMIUM SOUND QUALITY: Moodix Bluetooth on-ear headphones virtually create a concert experience with their cuttig-edge technology. Its 40 mm driver unit, 108dB±3dB headphone sensitivity and 20HZ-20KHZ frequency range delivers the sound clean, detailed and powerfully. Stereo sound output. UP TO 18 HOURS PLAYTIME: 200 mAh battery can be charged quickly in 2 hours via Type-C USB charging port. When completely charged, you can listen up to 18 hours and enjoy uninterrupted music by switching the headset from wireless mode to wired mode via Aux input. SEAMLESS WIRELESS CONNECTION: 5.3 Bluetooth version offers an ultra-fast and uninterrupted connection up to 10 meters. The wireless headphones are compatible with all bluetooth-enabled devices, including Android and iOS. ALL DAY COMFORT: Ear pads made by soft PU leather material gives you all day comfort. Adjustable and padded headband can easily fit any head shape without putting pressure on the ear.