HiFi3 is a premium earbud boosting Bluetooth version 5.3 with Enhanced Data Rate(EDR). This earbud was designed with packs of functions that give it premium value. It comes with a higher earbud and case battery capacity that gives you a longer working time, ANC and ENC that truly work, digital screen that shows accurately the battery level. The sound quality, noiseless calling experience and ease of connectivity are what make the earbud the no1 choice for all sound and game enthusiasts.