X E L E R AT E
E N G L I S H
General function
Operation LED Status
Power on:
Blue LED is turned on for 1 sec.
Power off:
Red LED is turned on for 1 sec.
Pairing:
Red/LED & Blue LED flash alternately
Incoming call:
Red LED flashes continuously
Low battery:
Red LED flashes 2 times every 2 sec.
Charging:
Red LED stays lit
Charging finished:
Red LED stays lit during charging.
Blue LED stays lit once charging is done.
Basic Button Operations
Power on: Press multi-functional button for 3 seconds.
When blue LED is on, headphones are turned on.
Power off: Press multi-functional button for 3 seconds.
Adjust volume: short press volume button "+" to in-
crease volume. Short press volume button "-" to de-
crease volume. When volume reaches max or min, listen
for a "beep" sound.
Play/Pause: Short press multifunctional button to pause
music. Press again to restart.
Next: Long press "+" button to go to previous next
track.
Previous: Long press "-" button to go to previous track
Answer Call: Short press multifunctional button to an-
swer incoming calls.
End call: Double press the multifunctional button to
end calls.
Reject call: Long press multifunctional button to
reject calls.
Battery Capacity status: When connected to iOS
devices, the headphone's battery power status is
displayed in upper right corner of device's screen.
Charging: A new set of earphones has enough power
for pairing and dialling out several times. When it has
low battery, please charge via USB cable for 2 hours.
During charging, red LED flashes. Once fully charged,
blue LED remains on.