RETEKESS TR503 FM Wireless Headset Microphone User Manual

FM Wireless Headset
Microphone

Notice for Users

1. this is an audio radiation equipment, it could only be used with FM Radio player ( Sound amplifier )
2. it built with volume adjustability and power saving, the display on screen of product should be shot down after standby 8 second with no any touch, it could be wake up by touching +/- key, after wake up it would be played at default volume, then it can also be adjusted for volume size. Pressing ” M” button of product can be switched to FM feature , pressing this button again to resume audio feature.
3. it built with high energy polymer of battery, red LED light constantly would be indicated charging, it should be power off after full charge, it can be full within 2~4Hrs.
4. it is prohibited to use under high Temp/high humidity of surrounding and it works at 5V charging, but don’t play it during charging.

Product of Diagram

using method

article1 of the method

1. at the screen on product will display red digital number band range after power on FM wireless Microphone, it can be switched any band range, for instant 107.5MHZ
2. power on the device which built with FM radio feature, pull out the antenna, then switch to works at FM mode.
3. operating player to begin automatic search source, after source is fixed to finish work at sameband frequency via pressing up/down keys.
4. to wear the FM wireless microphone to start amplifying sound while match at same frequency to done success automatic linking.
5. this FM wireless microphone can adjust for its volume, pls refer to article2 of user notice for its operating method.

Article2 of the Method

1. power on the device which built with FM radio feature, pull out the antenna, then switch to works at FM mode.
2. the screen on the player showed radio digital band range, to choice any band, for instant 87.5MHZ
3. Power on the FM wireless microphone, to make match at same frequency as 87.5Mhz by pressing +/_ buttons ( To remember keeping frequency band at same position )
4. It can be linked automatically success while it works same frequency band, then to wear it to start amplifying sound.

Attention:
Turn to any other frequency band which can hear clearly to avoid the local radio frequency band if works with noise, it usually works to up 100MHZ to be less noise caused.

Common problems and treatment methods

1. does it make shout while both microphone and receiver works very closely?
   Reply on: it will relevant to product used distance, volume size an sensitivity on Mi-core, aAdvise to keep Microphone and receiver far away 2 meter or adjust the volume size to work properly.

2. why the microphone doesn’t connect with receiver?
   Reply on: inspect the microphone or receiver whether they are turned on and works at same frequency band and with full battery.

3. has the player work noise or with radio during operating?
   Reply on: check the work frequency band whether it is conflicted with local radio frequency, try best to use the radio frequency band which didn’t be used by local radio band, our company recommend to use the frequency of 106.4MHZ, but part of noise is be existed at background noise of receiver.

4. why does it work better at the outdoor than indoor?
   Reply on: it must be pull out the antenna no matter what outdoor or indoor, has a good work quality at outdoor that is because of no block and less radiation interference at outdoor.

5. why doesn’t it be sound after match successfully?
   Reply on: check microphone and receiver whether they are power on.

6. has the voice make distortion?
   Reply on: check the microphone and receiver whether they works same frequency band, if not, will make voice distortion

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