Suitable for microphone or tape connector. In the EC the device may only be used by licensed radio amateurs.
Exceptions exist in the USA or international waters.
The required coil is not enclosed. This FM-transmitter has a maximal power of 2 Watt input with approx. We recommend to operate the transmitter through a battery. You may connect a dynamic microphone, a tape recorder or a tone generator at the input of the transmitter. Then pull the coil from the wound body and solder the coil with a leg length of approx.