Specifications

This item is FM radio transmitter module,you can use your phone,or Radio to receive this signal.

Notice: About the Function welding plate(please check the picture place),the default input was the 3.5MM audio input, if you want use the MIC of the pcb board ,please welding this (Function welding plate) together.

 

1, working voltage 3.6-6 V, working current 40 mA,With memory function in case of power-down

2, the transmit frequency range 64MHZ, 125MHZ, transmit frequency covers the whole FM frequencies, use the  frequency regulation button,you can set it.

3, transmit frequency interval 0.1 MHz.

4, volume is small and exquisite.

5, using a wire as the antenna, the length of the antenna according to actual listening environment can be appropriately increase or decrease forehead! ( this module not with the antenna, you need weld by yourself)

6, and the use of digital regulation method, frequency circulation adjustment, need not worry about the frequency range beyond receive.

7, transmit frequency stability accurate, automatic channel surfing can capture, use more convenient.

8, transmit distance  MAX 50 meter, this distance base on the operational environment,if there was no wall,no other disturb,it maybe can match the MAX 50 meter,if you use it at home,maybe only about 10 - 30meter.please attention this,if you need big distance,maybe this one not suit for you. thank you