5w FM stereo PLL transmitter 88MHz 108MHz Features :Phase Lock Loop (PLL) SystemEasily choose your frequency LCD and buttonsFreq range :88MHz 108MHzPower :1w OR 5wRipple or harmonic waves: <= -60dBTuning Step : 100khzStability of Frequency: ±5ppm Less than 10ppm ( better system)Freq. Response: -55dB(100 5000Hz); -45dB(5000 15000Hz )Audio Input Connector: 3.5mm headphone connectorMicrophone jack;it can be connected wih the microphoneBNC Type antenna outputReduced harmonic ( clean signal ) Do you wanna a stereo FM transmitter in a professional quality? I know u can do that. This FM stereo transmitter, using advance modulation system and Phase Lock Loop to control a steady frequency when transmitting. New invented low noise system is used to reduce the noise level during broadcasting time. A digital stereo system is used and control the stereo separation at great condition.with a high gain antenna ,it can easy broadcast anywhere you want, home , apartment ,church ,school , club, camping , backyard , resident village.This Broadcast Package is plug and Play design, very easy to use , as you could see you could use it at instant.so you really could enjoy the stereo transmitter!