Let your music surround you all day with our best sounding earplugs! Talk/play time: about 8-10 hours (the actual use time depends on the type of song and volume requirements, 80% volume). Charging time: 1-1.5 hours for earphone charging, 2 hours for charging stand. A portab charging box with LED keeps enjoying music easy and long. Simply charge the portable power box, carry it with you. Welcome to customize logo.