1.Bluetooth Condition Indicator Light
When the Bluetooth is pairing, the blue light flashes quickly;
When the Bluetooth is paired successfully, the green light remains on;
When the music is playing, the blue light flashes slowly.
2.Pairing Button
In normal condition, it is not necessary to operate this button. When
it is impossible to search this device or connection fails, you can
attempt to operate this button for 3 seconds to enter the pairing mode
forcedly and search the device named “
xDuoo_XP-2
”for connection.
3.Gain Switch
Small dot indicates small gain while big dot indicates big gain. This
switch is mainly used to adjust the headphone amplification and push
force, which is applicable for different headphone.
4.Input Selection Button
Short pressing the switch once can switch the input selection. At
the same time corresponding indicator light will change the color. The
green light comes on which indicates Bluetooth mode, the red light
comes which indicates USB mode and the two lights comes on
simultaneously which indicates AUX mode.
5.Headphone Interface
It can connect with 16-300
Ω
headphone.
6.AUX IN/OUT Interface
1) In USB or Bluetooth mode, this interface functions as AUX OUT
and outputs the decoding audio source, which can connect external
amplifier/active speaker box.
2) When AUX IN mode is selected, this interface is used to input
analog music.
7.Volume Knob (with On/Off function)
1) Rotate the knob to turn on the power supply with besides power
indicator light on. Slowly rotating the knob clockwise increases the
sound volume while anticlockwise decreases the sound volume.
2) When the power is low, the power indicator light flashes to inform
the user to perform charging as soon as possible.
8.Charging Port
Charging power supply specification is above 5V/1A (both 2A and
3A are OK). The red indicator light will remain on during charging and
