Charging procedure
During the charging procedure, the indicator LED lights
red. As soon as the headphone is fully charged, the red LED
will turn off. While connected with the micro USB cable, the
Bluetooth function will be turned off.
The LED will light red for 2 seconds if the headphone is
fully charged and the USB cable is plugged in.
Battery status on the smartphone
Supported by all iOS systems and selected android
systems.
Battery Alert
If the battery charge falls under 3.3V, the indicator LED will
flash red 2 times every 5 seconds. You will hear a warning
sound every 60 seconds.
Line-In
When connecting the 3.5mm Line-In cable, Bluetooth will
automatically switch off.
Basic operations
The RIVAL Bluetooth headphone is equipped with an
inbuilt accumulator battery.
Before using the headphone
for the first time, we recommend you to fully charge the
device.
Please use the supplied USB cable to charge the
device. Plug the USB A plug into a free USB port and the
micro USB plug into the USB port of the headphone.
Power on
Press and hold the multifunction button until the blue
LED flashes. Immediately release
as soon as you see the
indicator LED flash. Otherwise the headphone will switch
off.
Power off
Press and hold
for 3 seconds. The indicator LED flashes
red 2 times and you will hear “Power off”.
Auto Off
If the headphone cannot be successfully paired after
10 minutes or the battery charge falls under 3.2V, the
headphone will turn off automatically. The indicator LED
flashes red 2 times and you will hear “Power off”.
