P.5
4. Charging the batteries
a) Turn OFF the headphone first.
b) Place the headphone on the transmitter charging cradle. The charging
process begins automatically, and the green LED will light up when the
charging contacts of transmitter and headphone are made successfully.
When the charging process is completed, the green LED will turn off.
c) With the smart speedy charging function, the headphone could be fully
charged within 4-5 hours. If the headphone is not in use, please place it
back to the transmitter charging cradle.