Wireless Headphones - with microphone, True Wireless earplugs, closed construction, Bluetooth 5.0, supports AAC and SBC, voice Assistant, track shuffle, taking calls, frequency range: 20 Hz-20000 Hz, sensitivity: 102 dB/mW, impedance: 16 Ohm, converter: 6mm, battery life of up to 24 hr(s) (4 hr(s)+20 hr(s)) Compact and Powerful Wireless EarphonesThe task was clear—to make compact, light and great-sounding earphones with maximum battery life. Did we pass the test? Take a look and see what you think. AlzaPower EAZY wireless earphones can play four hours of music from a single charge. Put them in the protective case that comes in the package and you will get a further 20 hours of playback. A powerful PixArt chipset (PAU 1603) with Bluetooth 5.0 ensures a seamless connection with a range of 10 metres and low power consumption. IncrediblyLightEach earphone weighs just 4.8 grams, and the whole set, including the case, weighs 39 grams. Despite their small size,...