Music Hero MHTWSTUBEB User Manual page 5

Double quick press the MFB to redial the last phone number called.
Long press either MFB to reject an incoming call.
Phone call will only be heard on one side.
Listening to music:
Quick press the MFB on either side to pause/resume media
playback.
Power off:
Long press the MFB to power off. It would be power off
automatically when the earphone away from your Bluetooth
device over 5 minutes.
Charging:
For Earbud: There is reminding sound when battery is low. Put the
earphones into the case and press the button: When taking charge,
the LED would be in red, and turns in blue when fully charged.
For case: insert the micro USB cable into the Micro USB port of
the case. There are 4 LEDs on the front. When the case will be fully
charges all the LEDs will be white.
NOTE: the earphone would be forced to shut down when charging
even if they are power ON before charging.
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