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Bluetooth receiving
Choose Bluetooth receiving at the main menu and click "Yes" on the pop-up dialogue to enter
Bluetooth receiving mode. After entering Bluetooth receiving mode, there will be a 10s
countdown. During the time, you can swipe right from the left edge of the screen to exit from the
countdown page and swipe one more time to exit from the Bluetooth receiving mode; if no
operation is made during the time, the device will enter standby mode with the screen turned off
after the time is up. At this time, you can double click the"Power/Lock" button to wake up the
screen.
When the M5 is at Bluetooth receiving mode, press the "Vol +/-" button briefly to adjust the
volume of the transmitter; press the "Power" button briefly to play/pause; hold the "Vol +" button
to switch to next track and hold the "Vol-" button to switch to previous track; double click
the"Power" button to turn off or wake up the screen; hold the "Vol +" and "Vol -"buttons at the
same time for 3s until the red and blue lights flash alternately, M5 will clear current pairing and
enter pairing mode.
Indicator display
The indicator only lights up at Bluetooth receiving mode, it won't light up at non-Bluetooth
receiving mode.
Indicator display of different input codecs (when playing)
Codec
In normal state
SBC
Blue light pulsates
AAC
Cyan light pulsates
aptX
Purple light pulsates
aptX HD
Yellow light pulsates
LDAC
White light pulsates
USB DAC
Please download the USB DAC driver on our website and follow relevant instructions to install and
use M5 as an USB audio decoder. Download link：https://www.fiio.com/supports
Firmware update
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