Microphone jack;it can be connected wih the microphone
BNC Type antenna output
Reduced 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!