Kogan H2 User Manual page 7

Power off
Close
The earbuds will power off automatically after being reinserted to the charging dock.
Charging
Charging USB
Status
LED
Without external power supply, the status LED will display solid red while charging the
earphones and will turn off after fully charged.
With external power supply, the status LED flash in blue while charging and will remain
solid blue after fully charged.
It takes about 1.5h to fully charge the earbuds and charging dock batteries.