Please recharge device when the indicator start flashing for low power
⑦
⑧
Keypad Lock
Output Volume
Display on the screen means that the keypad lock is open
: Mute On
⑨
Battery Level of Receiver
Please recharge device when the indicator start flashing for low
power reminding
Set volume from 1 to 10, the default is 7
Group A Setting Screen
Press the SET button to enter the menu, use the "+" and "-" to
select the channel you need then press the SET button to confirm,
the default is CH01
Group B Setting Screen
Press the SET button to enter the menu, use the "+" and "-" to
select the channel you need then press the SET button to confirm,
the default is CH39