Safety Instructions
13
To avoid electric shock, overheat, fire, radiation, explosion, mechanical risk and injury or
property loss due to improper use, please read and observe the following items before use:
1. Please check if the power of the connected equipment matches with that of this product
before operation. Adjust the volume to proper level during operation. Do not operate at over-
power or high-volume level for extended time to avoid product malfunction or hearing
impairment.
2. If there is any abnormality during use (e.g. smoke, strange odor), please kill the power
switch and unplug from power source, then send the product to the local dealer for repair.
3. Never use any replacement battery with broken insulation. Do not charge non-chargeable
battery.
4. Dispose waste batteries in designated dustbin for sorting. Do not use them as children's toy
nor discard directly to avoid health risk or environmental damage.
5. Keep this product and its accessories in a dry and ventilated area. Do not store in a humid or
dusty area for extended time. Keep away from fire, rain, liquid intrusion, bumping, throwing,
vibrating, or from blocking any ventilation openings, to prevent malfunction.
6. The product must, if applicable, be fixed firmly in place if installed on walls or ceilings at
adequate strength to prevent from falling.
7. Please abide by safety rules during operation. Do not use the product in places prohibited
by laws or regulations to avoid accident.
8. Do not disassemble or repair the product by yourself to avoid injury. If you have any
questions or require any services, please contact our local dealer.
Troubleshooting
Issue Cause
No response on transmitter or receiver
screen. Transmitter battery is dead; receiver power supply is not properly
connected.
No RF signal on receiver. Different frequency between transmitter and receiver; or out of
effective range.
Has RF signal but no AF. Transmitter mic is not connected.
Loud background noise in audio signal. Low output level on receiver; there is interference signal; receiver
antennas are not installed, lowering S/N ratio.
Audio signal distortion. Speak too close to the transmitter mic. Receiver output level is
too high.
Short operating distance, unstable
signal.
Receiver antennas are not properly installed; or there is strong
electromagnetic interference around.
TS-3380 Wireless Microphone