Battery life: 48 hr | Charging time: 2 hours|Easy to carry Anytime/Anywhere Just take out the earphones/earbuds from the case and it will be connected to your phone automatically. LED display power: LED digital power display, the remaining power of the charging compartment is clear at a glance, avoiding the embarrassment of sudden loss of power! The power of the left earphone, the total power of the charging compartment, and the total power of the right earphone are clearly visible. Applicable products: smart matching phones, tablets Charging method: earphone charging: put the earphone into the charging compartment and cover it, the earphone will be charged automatically, the earphone will light up in red when charging, and it will go out when it is full. Product features: play pause (1 tap), answer and hang up (one tap), summon Siri (long press for 1 second), volume reduction (press 3 times), switch to the previous song (tap 2 times) , Power on/off (long press for 5 seconds).