A: While in Discover mode (Stereo): Red and Blue LED would blink alternatively on one earphone, and Blue LED would blink once in 5 seconds on the other earphone.
While in Discover mode (Individual): Red and Blue LED would blink alternatively on both the earphones.
While the case is Charging: Blue LED blinks (4 levels) on the charging case.
While the case is fully charged: Blue LED glows constantly.
While the earphones are charging: Red LED glows constantly.
While the earphones are fully charged: Blue LED glows constantly.
A: When the earphones are connected to a smartphone, long press the multi function button till you hear two beep indications.
A: The Earphones can be charged using the charging case. The Charging case can be charged using DC 5V adapter, through a micro USB cable.