Preparation
Charging
T h e re c h a r g e a b le b a tte ry (in s ta lle d in th e un it) is not c h a rg e d initially. C h a rg e th e b a tte ry b e fo re using th e unit.
• Proper charging is not possible if there is dust or droplets of w a te r on the charging term inal of the headphones.
R em o v e the dust or w a te r droplets before charging.
• Be a w a re that this unit m ay get w a rm while charging or im m ed iately after charging. Depending on your constitution
and health status, putting the headphones on m ay trigger adverse reactions such as skin redness, itching, and rash if
the headph ones have just been disconnected from the pow er source and are still w arm .
Use the USB charging cord (supplied) (© ) to
connect this unit to a 5.0 V power source
(1200 mA or higher) (© ).
O : L E D in d ic a to r
© : U S B c h a rg in g cord (s u p p lie d )
• Check the direction of the terminals and plug in/out
straight holding onto the plug. (It may result in malfunction
by the deforming of the terminal if it is plugged in obliquely
or in wrong direction.)
© : P o w e r s o u rc e (e .g ., A C a d a p to r)
• Power source (e.g., A C adaptor) is indicated as AC
adaptor in the text.
• T h e LED indicator lights in red w h en charging is in progress.
W h e n charging is com pleted, the LED indicator will go out.
• It takes approx. 3 hours to charge the battery from em pty to full.
Note
•C h a rg e in a room te m p erature betw een 10 °C and 3 5 °C (5 0 °F and 9 5 °F ). O utside of this te m p erature range,
charging m ay stop and the LED indicator m ay go out.
• It is not possible to turn the pow er on or connect to Bluetooth® devices during charging.
• Do not use an y other U S B charging cords except the supplied one. Doing so m ay cause m alfunction.
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