0-120W FM Transmitter 87.5-108MHz FM Radio Transmitter Full Protection Design Supports SD Card MP3. Input Voltage: 20V DC - Input Current: Less than 15A - Frequency: 87.5-108MHz - Frequency step value: 100KHz - Modulation method: FM, peak deviation ±75KHz - Frequency stability. 1 x FM Transmitter - 1 x CD Note: - Power supply is not included. When using the transmitter, please make sure that the transmitting frequency of the transmitter is the same as that of the transmitting antenna, otherwise the VSWR is too large and the transmitting tube may be damaged.Recommend Antenna (not included): Dipole FM transmitting antenna. Usually it cost about 35USD-50USD. If you receive defective item, please kindly notify us within 14 days. This item is in the category "Consumer Electronics\Radio Communication\Ham, Amateur Radio\Ham Radio Amplifiers". The seller is "cybereveryday" and is located in this country: CN. This item can be shipped worldwide.