LY International Electronics H-66B User Manual

PROFESSIONAL WIRELESS MICROPHONE

SYSTEM MANUAL

1

Thank you for selecting this wireless microphone system!
The newly system uses the latest PLL SYNTHESIZED and IR TECHNOLOGY, they have
excellent and skilled in manufacture technique of wireless，dependable performance, easy

set up and handle. Moreover, they have high fineness AF definition. Whether you are the
singer，guitar or exponential, it will be your best choice.

Warning

Please prevent the equipment dripping by water; do not put the liquid articles such
as vase on the equipment. This machine has no maintain part, for preventing
electric shock from being dangerous, do not turn on the machine cover without
permission. If need to maintain, please contact sale agent.

1. Read the operating instructions-You must read all the safety and operating instructions

carefully before use the equipment.

2. Reserved the operating instructions-Please reserved all the safety and operating instructions,

ready for the future checking.

3. Warning - Please note all the warning of the applications of this machine during operation.

4. Follow the instructions - Please follow the instructions of the machine and all operations.

5. Additional devices-Only allow the additional devices which recommended by the manufacture,

in order to avoid accident.

6. Rainy and humidity-Keep away from the water

7. Ventilation- Use and storage of the machine needs good ventilation environment, each

equipment space at least more than 5cm.

8. Heat-Please keep away from the heat, including: heater, radiator，stove and so on.

9. Power－Please use the standard power volts marked in the machine.

10. Equipment should not place naked flame sources, such as lighted candles.

11. Do not throw waste batteries, please put it into the designated recycling bins.

12. Don’t put all the liquid or heavy objects; prevent water droplets or water splash on the

equipment.

13. Equipment can be used in tropical or temperate zone

2

System include following parts:

● Receiver

● 2 AA batteries (4 in combo systems)

● Power supply

● 2 antenna

● User guide

● 2 handheld microphone transmitters/ Lavalier Mic transmitter

● Lapel clip

Handheld microphone transmitter

Power Supply unit

Receiver Lavalier Mic transmitter Antenna

Front View of Receiver

1. Volume switch

2. LCD panel: display system information

3. Infrared Sensor: Broadcasts IR signal to transmitter to synchronize frequencies with
“DOWN” key

4. SET/UP/DOWN function key: Press “SET” key to select the main menu, then use “UP” and
“DOWN” key to change the selection menu status, press “SET” key again to save the
setting.

5. On/Off switch: Tap to turn on , hold to turn off