User's Manual

3. Start to use
3.1 PU receiver instructions
a. Disassemble the battery cover. Insert 3 piece of AAA battery. Assembly the battery cover.
Note: Use battery or AC adaptor as power supply.
b. Press the Power button for 3 seconds to power up, and the Power Indicator is on.
Note: The Power Indicator keep on when using the AC adaptor.
The Power Indicator flash green color when using battery.
c. When battery voltage is lower than 3.4V, the low battery voltage alarm (BB sounds) appear once.
When battery voltage is lower than 3.1V, the low battery voltage alarm (BB sounds) appear continuously then follow by
the Power Indicator off.
Note: The battery should replace when the low battery voltage alarm appear.
d. When PU is idle, the Volume Indicator is off. The communication LED will flash.
e. When PU receive signal from BU, the communication LED will off.
3.2 BU transmitter instructions
a. Connect the AC adaptor.
b. Press the Power button for 3 seconds, the Power Indicator is on.
c. Press the Power button to change channel (a total of 12 channels can be changed)