Wireless Voice Transmission System 1 FM Transmitter TR503+ 5 FM Radio Receiver PR13 for Tour Guiding Church Meeting Training
![](https://ae01.alicdn.com/kf/Heaa452c7002c4509990c534e036f5039Q.jpg)
This wireless voice transmission system includes 1 transmitter and 5 receivers. The wireless microphone used for Speaker, the receiver with earphone used for Listener. The speaker spoke to their group at a comfortable conversation speech level, listener use receivers and lightweight earphones to hear every word clearly and easily, even in noisy surroundings. So listeners don&x27;t miss the message, and the presentation doesn&x27;t disturb others. This system designed specifically for Tour guide, Wireless meeting, Wireless teaching, Factory tour, Church sermon, etc.
If you need to customize the radio receiver, we can also customize the radio for you,just contact us.
We have the radio receiver without logo,if you need,contact our customer service,then we can change it for you
If you need more transmitter and receivers, please feel free to contact us
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1.Small and portable: The weight of the FM transmitter is 0.18g, and the weight of the receiver is 0.1g. There is no burden to hang on the chest. It is widely compatible with teaching, tour guide, sales, lectures, conferences, etc.
![](https://ae01.alicdn.com/kf/H25322b36c7e741cfb10b528ab7956237L.jpg)
2.One-to-many mode:From one transmitter to multiple receivers, the signal is stable, anti-series frequency, anti-interference, anti-eavesdropping, high security and strong confidentiality.
![](https://ae01.alicdn.com/kf/H2274b6d3767a4477b03388c319219ce7y.jpg)
3.One-second frequency matching:first set the frequency of the transmitter, and then adjust the receiver to the same frequency, the code can be successfully matched.
![](https://ae01.alicdn.com/kf/Ha98f2ec7577a4433aeae8a0a7b9bf086Z.jpg)
4.Transmission distance:In a relatively open place, the maximum transmission distance is 30 meters. It is very suitable for meeting rooms, classrooms, training institutions and other places.
![](https://ae01.alicdn.com/kf/He29c81da5c724615baa6138397479d13Q.jpg)
5.PLL technology:TR503 has PLL digital technology, which can effectively reduce noise, restore original sound and receive clear sound.
![](https://ae01.alicdn.com/kf/Hdc2426e473ae4554a32536eb33e6c5deF.jpg)
6.Long working hours:MIC built-in lithium battery is 450mAh; after charging for 2-3 hours, it can provide about 8 hours of working time; the receiver is powered by 2 AAA batteries (not included)
![](https://ae01.alicdn.com/kf/Hb77357d6c6f045e78aa8b0045d0c630cd.jpg)
TR503 Wireless MIC |
Transmit frequency | 87-108MHz |
Charging Voltage | DC 5V, 1000mA |
Max Output power | 1MW |
wireless transmission distance | up to 30 meters |
Power supply | built-in 250mAh Lithium battery |
Charging time | <4 hours |
Working time | about 8~12 hours |
Product Size | 116mm*86.6mm*40.7mm |
RP13 FM receiver |
Receive frequency | 60-108MHz |
Sensitivity | <3.5uV |
SNR | 45db |
Earphone jack | 3.5mm |
Built-in speaker | NO |
Power supply | 2 x AAA batteries (not included) |
Size | 92 x 54 x 15mm / 3.6 x 2.1x 0.6in |
Weight | 40g / 0.09lb |
![](https://ae01.alicdn.com/kf/Hbdf1fd74265e4f9fbd0585be35ae8b69N.jpg)
1 x TR503 Transmitter
5 x PR13 FM receiver
5 x Earphone
5 x Lanyar
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