DetailsFeatures - 1 - comfortable to wear ergonomically designed; stable to wear; fit and comfortable; matched with soft and skin-friendly silicone material; will not be tired all day long; allowing you to have a more comfortable experience in use!2 - Applicable scenarios - car; desktop; fitness sports; outdoor; home; mobile portable; K song; live broadcast; square dance; outdoor lawn3 - Features waterproof; dustproof; drop-proof; voice prompt; call function; NFC function