Wireless Headphones - with microphone, True Wireless earplugs, closed construction, Bluetooth 5.2, supports AAC, LDAC and SBC, active noise control (ANC), voice Assistant, track shuffle, taking calls, with volume control, IPX4 certification, frequency range: 20 Hz-40000 Hz, converter: 5mm, battery life of up to 20 hr(s) (6 hr(s)+14 hr(s))