User manual

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Infrared beltpack transmitter (IWM-202)

Parts and functions

1. Battery compartment

2. Power high/low switch

3. A-B channel selector

4. Lavalier or headset microphone input

5. Power on/off

6. Power indicator

7. Infrared emission source

8. Volume control

Operating procedures

1. Open battery cover and put 2 AA alkaline batteries.

2. Connect with lavalier or headset microphone input.

3. Power the transmitter to make the power indicator turn green. If red or remaining off, it

means power shortage or no power. Please replace with new batteries. Generally two

alkaline batteries can last 5~6 hours.

4. Adjust amplier volume control.

5. Never cover with infrared emission source.

Custom made rechargeable Ni-MH battery

1. This battery is exclusively designed for the infrared wireless microphone.

2. Be sure to charge the attached battery before use.

3. For surely you do not recharge the battery before full discharge.

4. Keep clean the charge terminal, otherwise you may not charge the battery.

5. Do not repeatedly recharge the battery before full discharge, if you repeat above, battery

life will be shortened.

6. Battery life is around one year or 500 recharge cycles under normal operation.

Once noticing that operating time becomes shorter even full charging, the battery is

exhausted.

7. Replace with new batteries. (Be sure to use exactly same type as attached.)

Battery operating time

Continuous operating time of fully charged NiMH batteries is as below.

position of power selector Low High

operating time 6 hours 4 hours